Resuelve
14 - 15 – (-13) + 12 – (-11)

. 20 – 40 – (- 50) + 70 – 100

Answers

Answer 1
can u translate it into english

Related Questions

34 + 35!!
Write how you got it lol

Answers

Answer: 69

Step-by-step explanation:

First, you add the 34 with the 35.

You can check your answer by subtracting the answer 69 with 35 and if the answer comes out as 34 it is correct.

Answer: 69 lol

Step-by-step explanation: i got it by adding 34 + 35 lol

Find the next 3 terms from the geometric sequence below. − 2 , 8 , − 32 , . . .

Answers

Answer:

128, -512, 2048

Step-by-step explanation:

the next term is calculated by multiplying the previous term by -4

What is 5.545 as a percent?​

Answers

Answer:

545.5%

Step-by-step explanation:

Answer:

Step-by-step explanation:

Multiply both numerator and denominator by 100. We do this to find an equivalent fraction having 100 as the denominator.

5.545 ×

100

100

= (5.545 × 100) ×

1

100

=

554.5

100

Write in percentage notation: 554.5%

Melissa earns a 2% commission on the first $750 of sales she makes each week. She earns a 3% commission on the amount of her sales that are greater than $750 each week. Melissa earned $37.50 in commissions last week.


Which equations correctly calculate how much money in dollars, x, Melissa made in sales last week?


Select all that apply.


0.02(750)+0.03(750−x)=37.5


0.03(x−750)=37.5−15


15+0.03x−22.5=37.5


0.02(750)+0.03(x−750)=37.5


15−0.03x+22.5=37.5


0.03(750−x)=37.5−15

Answers

The  equations that are correct are:

0.02(750) + 0.03(x - 750) = 37.5

0.03(750 - x) = 37.5 - 15

Given:

Melissa earns a 2% commission on the first $750 of sales.

She earns a 3% commission on greater than $750 each week.

1. Sales up to $750:

Melissa earns a 2% commission on the first $750 of sales.

=0.02(750)

= 15

2. Sales exceeding $750:

Melissa earns a 3% commission on the amount of sales that exceed $750.

0.03(x - 750) = 37.5 - 15

Combining both equations, we have:

0.02(750) + 0.03(x - 750) = 15 + 37.5 - 15

15 + 0.03x - 22.5 = 37.5

0.03x - 7.5 = 37.5

Adding 7.5 to both sides

0.03x = 45

Dividing both sides by 0.03

x = 1500

Therefore, the correct equations that calculate the amount of money Melissa made in sales last week are:

Equation 1: 0.02(750) + 0.03(x - 750) = 37.5

Equation 2: 0.03(750 - x) = 37.5 - 15

Learn more about Equation here:

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what is x? I WILL MARK BRAINLIEST FOR FIRST WHO ANSWERS!!!!!

Answers

Answer:

It is 19

Step-by-step explanation:

Hope this helps.

I believe it’s degree 19

How to find the constant rate of proportionality

Answers

Step-by-step explanation:

The constant of proportionality k is given by k=y/x where y and x are two quantities that are directly proportional to each other.

calculate 50% of 200

Answers

Answer:

100

Step-by-step explanation:

hopes this helps

Answer:

100

Step-by-step explanation:

HELP QUICK PLEASE!!!
8. Calculate the return on investment in dollars and as a percentage for an investment that you purchase for $500 and sell for $600. TIP: If you don't remember how to calculate return on investment, review the Calculating ROI pages in Section 4, Lesson 2.

Answers

Answer:

100

Step-by-step explanation:

Please
Explain, in detail, the steps on how to factor the following trinomial: 3x^2 + 5x + 2

Answers

Answer:

Step-by-step explanation:

Hope this helps

Someone help me I’m confused? I only have 20 minutes till the timer runs our

Answers

CAB is equal to 25 degrees because the angle measure of B is 42, C is 113, all triangles must add up to be 180 so 180- 155 (42+113) is 25 meaning angle a or CAB is equal to 25

graphed function?
As the x-values go to positive infinity, the function's
values go to negative infinity.
As the x-values go to zero, the function's values go to
positive infinity.
As the x-values go to negative infinity, the function's
values are equal to zero.
As the x-values go to positive infinity, the function's
to values go to positive infinity.
Mark thes, and retum
and Exit
Next
Submit

Answers

Answer:

A. As the x-values go to positive infinity, the function's values go to negative infinity.

Step-by-step explanation:

I'll mark brainliest pls help!
im stuppid

Answers

Answer:

c

Step-by-step explanation:

Solve the quadratic inequality
4x^2-25<0

Answers

I hope it helps you ❤️❤️❤️❤️

The solution to the inequality, 4x^2 - 25 < 0 is determined as x < 5/2.

Solution to the inequality

The solution to the inequality is obtained by solving the inequality as shown below;

4x^2 - 25 < 0

add 25 to both sides of the equation;

4x² < 25

divide both sides by 4

x² < 25/4

take square root of both sides

x < 5/2

Thus, the solution to the inequality, 4x^2 - 25 < 0 is determined as x < 5/2.

Learn more about inequality here: https://brainly.com/question/24372553

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A-180
B-360
C-270
D-90


PLS HELP ASAP!!

Answers

Answer:

its d

Step-by-step explanation:

세 번째는 당신이 볼 필요가있는 것입니다! D!

Leila needs to buy plastic spoons. Brand A has a box of 25 spoons for $1.97. Brand B has a box of 48 spoons for $2.98. Find the unit price for each brand. Then state which brand is the better buy based on the unit price. Round your answers to the nearest cent.

Answers

Answer:

The unit price is the price of a single unit.

To find it, you need to find the quotient between the total price and the number of objects you get for that price.

Brand A:

You get 25 spoons for $1.97

Then the unit price is:

unit price of brand A = $1.97/25 = $0.079

Brand B:

You get 48 spoons for $2.98

Then the unit price is:

unit price of brand B: $2.98/48 = $0.062

Here we can see that the unit price for brand B is smaller, then the better buy is brand B.

on a map, the length of a nature center Trail is 6.5 cm. If the scale is 2 cm to 10 km oh, what is the actual Trail? BRAINLY​

Answers

Answer:

32.5 km

Step-by-step explanation:

6.5 / 2 = 3.25

3.25 x 10 = 32.5 km

Hope that helps!

Answer:

32.5 km

Step-by-step explanation:

Our ratio is 2cm: 10km

We can also write a ratio to look like a fraction. I'm attaching a picture. Sometimes it's easier to see that way.

We cross-multiply, then divide.

Ask any questions in the comments.

Learning task 2

A. Simplify

1.) (-m^4)^3

2.) (10c2/2d^3)^2

3.) (3a^2bc^3)^3

4.) (2x^3y^2z)(3x^2yz^2)

5.) (3m^2n^3/xy^2)^2 (x^3yz^2/2mn^2)^3​

Answers

A) Answer:

[tex] - m ^{12} [/tex]

B) Answer:

[tex] \frac{25 {c}^{4} }{ {d}^{6} } [/tex]

C) Answer:.

[tex]27 {a}^{6} b ^{3}c^{9} [/tex]

D) Answer:

[tex] {6x}^{5} {y}^{3} {z}^{3} [/tex]

E) Answer:

[tex] \frac{ {9m}^{7} {n}^{12} {y}^{7} {x}^{7} {z}^{6} }{8} [/tex]

PLEASE HELP!! :(
6th grade math ( I suck at math)

Answers

Answer:

Width              Length

5                        8.7

7.9                    11.6

9                        12.7

11.3                     15.0

13                      16.7

Step-by-step explanation:

If they gave you the width, you add 3.7 to get the length.

If they gave  you the length, you subtract 3.7 to get the width.

Answer:

Width              Length

5                        8.7

7.9                    11.6

9                        12.7

11.3                     15.0

13                      16.7

Step-by-step explanation:

If they gave you the width, you add 3.7 to get the length.

If they gave  you the length, you subtract 3.7 to get the width.

The variable y varies directly as x and inversely as z. When x = 4 and z= 14, y=2.
Write a combined variation equation and find y when x = 6 and z= 3.

Answers

Given:

The variable y varies directly as x and inversely as z. When x = 4 and z= 14, y=2.

To find:

The combined variation equation and find y when x = 6 and z= 3.

Solution:

The variable y varies directly as x and inversely as z.

[tex]y\propto \dfrac{x}{z}[/tex]

[tex]y=k\dfrac{x}{z}[/tex]           ...(i)

Where, k is the constant of proportionality.

Putting x=4, y=2 and z=14, we get

[tex]2=k\dfrac{4}{14}[/tex]

[tex]2=k\dfrac{2}{7}[/tex]

[tex]2\times \dfrac{7}{2}=k\dfrac{2}{7}\times \dfrac{7}{2}[/tex]

[tex]7=k[/tex]

Putting k=7 in (i), we get

[tex]y=7\dfrac{x}{z}[/tex]

Putting x=6 and z=3, we get

[tex]y=7\times \dfrac{6}{3}[/tex]

[tex]y=7\times 2[/tex]

[tex]y=14[/tex]

Therefore, the required equation is [tex]y=7\dfrac{x}{z}[/tex] and the value of y is 14 when x = 6 and z= 3.

PLEASE I need help on these 4 problems you don’t have to do them all but if you can at least do one of them TYSM

Answers

Answer:

For right angle triangle,

we use Pythagoras theorem that is:

[tex]c^{2} =a^{2} +b^{2}[/tex]

c = [tex]\sqrt{a^{2} +b^{2} }[/tex]

For question 1:

c = ?

a = 40

b = 9

putting them in formula,

c = [tex]\sqrt{40^{2} + 9^{2} }[/tex]

c = 41

For question 2:

c = ?

a = 12

b = 13

putting them in formula,

c = [tex]\sqrt{12^{2} + 13^{2} }[/tex]

c = approximately 17.69181

For question 3:

c = 35

a = 20

b = ?

putting them in formula,

[tex]c^{2} =a^{2} +b^{2}[/tex]

[tex]35^{2} = 20^{2} + b^{2}[/tex]

1225 = 400 + [tex]b^{2}[/tex]

[tex]b^{2}[/tex] = 1225 - 400

[tex]b^{2}[/tex] = 825

[tex]\sqrt{b^{2} } = \sqrt{825}[/tex]

b = 5 [tex]\sqrt{33}[/tex]

For question 4:

c = 37

a = 20

b = ?

putting them in formula,

[tex]c^{2} =a^{2} +b^{2}[/tex]

[tex]37^{2} = 20^{2} + b^{2}[/tex]

1369 = 400 + [tex]b^{2}[/tex]

[tex]b^{2}[/tex] = 1369 - 400

[tex]b^{2}[/tex] = 969

Taking square root on both sides

b = 31.12

Hope it helps.

Amelie has 385 muffins that she must package into boxes. Each box must hold 9 muffins. Amelie divides 385 by 9 and gets an answer of 42 R 7.

What is the correct interpretation of R 7 for this situation?

1st one : Amelie can fill at most 42 boxes with 7 muffins each
2nd one :Amelie has 7 muffins left after filling 42 boxes.
3nd one :Amelie has 7 boxes left after filling 42 boxes.
4th one :Amelie can fill 7 more boxes after filling 42 boxes.

Answers

Answer:

2nd one: amelia has 7 muffins left after filling 42 boxes

Step-by-step explanation:

Find the probability of rolling a 5 or 6 on a fair dice

Answers

Answer:

[tex]\frac{1}{3}[/tex]

Step-by-step explanation:

[tex]\frac{1}{6}[/tex] +  [tex]\frac{1}{6}[/tex]

This is because there is only one "5" and one "6" in a dice. Moreover the total number of numbers in a dice are 6 so the denominator will be 6. Then when the word 'or' is present it means that both the probabilities must be added.

P (of rolling a 5 or 6 on a fair dice) = [tex]\frac{1}{6}[/tex] +  [tex]\frac{1}{6}[/tex]

[tex]\frac{2}{6}[/tex] can be simplified further. Both 2 and 6 are factors of 2 so..

[tex]\frac{2}{6}[/tex] = [tex]\frac{1}{3}[/tex]

P (of rolling a 5 or 6 on a fair dice) = [tex]\frac{1}{3}[/tex]

Can someone help?
Need to find x, and measure of angle DEF

Answers

Step-by-step explanation:

(x+20)=9x

4x=20

x= 5°

because GEF AND DEG ARE EQUAL

THEN DEF= 2 * GEF

DEF = (9*5)*2=90

DEF= 90°

what is the simplified fraction of 30/48 using the giant one

Answers

Answer:

The answer is

[tex] \frac{30}{48} = \frac{15}{24} [/tex]

Answer:

Hello! You can Simplify 30/48 to 5/8

I do not think you can make a whole with 30/48

Plzzz help I will give you 25 points

Answers

Pretty sure the answer is 77

Based on its number of terms, what is the

polynomial 2p2 – 2p called?


PLS HELP

Answers

Answer: quadratic

Step-by-step explanation:

The given polynomial is a quadratic polynomial with two terms.

The given expression is:

[tex]2p^{2} -2p[/tex]

What is a quadratic polynomial?

A quadratic polynomial is a single variable polynomial with the maximum power of the variable as 2.

Maximum power of p in the given expression =2

So, the given polynomial is a quadratic polynomial.

Hence, the given polynomial is a quadratic polynomial with two terms.

To get more about polynomials visit:

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a. How far is the spot on the beach from the parking lot?

b. How far will he have to walk from the parking lot to get to the refreshment stand?

Show work please.

Answers

The altitude of the right triangle is the geometric mean of the 2 parts of the side it separates.

a. The answer would be sqrt(18*32)=24

The question to the second question can be answered by using the Pythagorean theorem.

32^2+24^2=1600=40^2

b. The answer would be sqrt40^2=40

The beach, the parking lot and the refreshment stand are illustrations of similar triangles.

The distance between the spot and the parking lot is 24 mThe distance between the refreshment stand and the parking lot is 40 m

(a) The distance between the spot and the parking lot

Represent this distance with d.

So, the equivalent ratio is:

[tex]\mathbf{32:d = d : 18}[/tex]

Express as fractions

[tex]\mathbf{\frac {32}d = \frac{d}{ 18}}[/tex]

Cross multiply

[tex]\mathbf{d \times d = 32 \times 18}[/tex]

[tex]\mathbf{d^2 = 576}[/tex]

Take square roots

[tex]\mathbf{d = 24}[/tex]

Hence, the distance between the spot and the parking lot is 24 m

(b) The distance between the refreshment stand and the parking lot

Represent this distance with d.

Using Pythagoras theorem we have:

[tex]\mathbf{d^2 = 32^2 + 24^2}[/tex]

[tex]\mathbf{d^2 = 1600}[/tex]

Take square roots

[tex]\mathbf{d = 40}[/tex]

Hence, the distance between the refreshment stand and the parking lot is 40 m

Read more about similar triangles at:

https://brainly.com/question/14926756

135 in the ratio of 9:6

Answers

Step-by-step explanation:

9x+6x=135

15x=135

x=9

9x=81

6x=54

HELP WHAT IS THE SLOPE!!!!!

Answers

In y=mx+b equations, m is the slope. So the slope will be -4/5, I believe.

Answer:

-4/5

Step-by-step explanation:

y=mx+c

m=gradient=-4/5

Which expression is equivalent to (60)2 – (12)?? (60 – 12)
(60 - 12) (60 - 12)
(60 + 12)(60 – 12)
(60 + 12)​

Answers

Answer:(60 + 12)(60 – 12)

Step-by-step explanation:

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