HELP ME PLEASEEE!!
8TH GRADE MATHH

HELP ME PLEASEEE!!8TH GRADE MATHH

Answers

Answer 1

Answer:

45

Step-by-step explanation:

Look at the line which says x and 135⁰

they add up to 180

SO,

x+135=180

×=180-135

x=45


Related Questions

The original price a sweater is $22. This week the sweater is 18% off.

What is the current price of the sweater?
(Pls answer, this is for a TEST!)

Answers

Answer:

$18.04

Step-by-step explanation:

18% of 22 is 3.96

subtract 3.96 from 22

Answer:

The sweater is now $18.04

Step-by-step explanation:

18% of 22 is 3.96 so you subtract that from the original price.

Determine the intercepts of the line.

Y-intercept (____,____)
X-intercept(____,____)

Answers

Answer:

y intercept (0, 100)

x intercept (-250, 0)

Step-by-step explanation:

clear from the picture

What percent of 480 is 160?
A. 0.3%
B. 3%
C. 30%
D. 33.3%
E. 300%

Answers

Answer: E

Explanation: If you are using a calculator, simply enter 480÷160×100 which will give you 300 as the answer.

Thor and Rusty bought snacks for a party. Thor bought 4 bags of chips and 3 bottles of soda for $10.52. Rusty bought 3 bags of chips and 2 bottles of soda for $7.61. How much did the bags of chips each cost? How much did the bottles of soda each cost?

Answers

Answer:

Chips= $1.79

Soda= $1.12

Answer:

chips:  $1.79

soda: $1.12

Step-by-step explanation:

x = chips cost

y = soda cost

4x + 3y = 10.52

3x + 2y = 7.61

i used the elimination method by multiplying the first equation by -2

and the second equation by 3

-8x - 6y = 21.04

9x + 6y = 22.83

x = 1.79

solve for 'y':

3(1.79) + 2y = 7.61

5.37 + 2y = 7.61

2y = 2.24

y = 1.12

BRAINLIST IF U DO IT!!!!!!!!!!!!!!!!!!

Answers

Answer:(7,-3)

Step-by-step explanation:

x=7 and y=-3

hope this helps

A. (-2 + -2)+ ( 9 x 5 )

B. ( -2 + 9 ) - ( 5 + 1 )

Step-by-step explanation:

write 5 3/4 as an improper fraction .

Answers

Answer:

15/4

Step-by-step explanation:

Answer:

[tex]\frac{23}{4}[/tex]  

Step-by-step explanation:

5 [tex]\frac{3}{4}[/tex] = [tex]\frac{5 x 4 + 3 }{4}[/tex]  = [tex]\frac{23}{4}[/tex]

Hope is right!!!

The scatterplot below was created from a table of values and represents the relationship between the number of seconds spent doing sit-ups and the number of sit-ups completed for some of the members of a physical education class.

Assuming that none of the data points overlap and that all the data points were plotted, how many data points were in the table?
A.5
B.6
C.7
D.8

Answers

Answer:

The correct answer is D. 8

Step-by-step explanation:All you have to do is count the data points on the graph.

Have a good day and stay safe!

There were 8 data points in the table.

Option D is the correct answer.

We have,

From the graph of the scatterplots,

We can consider the points as the coordinates:

(10, 15)

(20, 20)

(20, 30)

(20, 40)

(25, 30)

(30, 35)

(35, 45)

(45, 49)

Now,

There are 8 coordinates from the graph.

This means,

There are 8 data points plotted on the graph of the scatterplot.

Thus,

There were 8 data points in the table.

Learn more about coordinates here:

https://brainly.com/question/13118993

#SPJ2

A golfer hit a golf ball from a tee box that is 6 yards above the ground. The graph shows the height in yards of the golf ball above the ground as a quadratic function of x, the horizontal distance in yards of the golf ball from the tee box. What is the domain of the function for this situation?

Answers

Answer: C. 0 ≤ x ≤ 230

When the  A golfer hit a golf ball from a tee box that is 6 yards above the ground so the domain of the function is [0,260].

Calculation of the domain of the equation:

Here the domain is the values of 'x' in the function f(x).

the position at which the golfer is hit the ball is (0,6) and the position where the ball hits the ground is (230,0)

So, the domain of the function for this situation is [0,260].

Learn more about domain here: https://brainly.com/question/18573273

simplify the complex rational expression

Answers

Answer:

[tex]2(x+2)/x+1[/tex]

Step-by-step explanation:

Answer:

2( x +2 )

x+1

Step-by-step explanation:

to add or subtract expressions expand them to make their denominators the same, multiply 1 time [tex]\frac{x-2}{x-2}[/tex]

since [tex]\frac{x}{x-2}[/tex] and [tex]\frac{x-2}{x-2}[/tex] have the same denominators add them by adding their numerators

combine x + x -2

factor [tex]x^{2}[/tex] - 4

to add or subtract expressions expand them and multiply by 1

have same denominator add them by adding their numerators

do the multiplications in 3 + ( x-2 )(x+2)

combine like terms in 3 + [tex]x^{2}[/tex] + 2x - 2x -4

divide [tex]\frac{2x-2}{x-2}[/tex] by [tex]\frac{-1 + x^{2} }{(x-2)(x+2) }[/tex] multiplying [tex]\frac{2x-2}{x-2}[/tex]

cancel out x-2 in both numerator and denominator

factor the expression that are not already factored

cancel out x-1  in both numerator and denominator

expand the expression

PLEASE HELP I BEEN STUCK ON THIS FOR 20 MINS , 87⋅?=9,526

Answers

The answer is 109.494252874 or 109.5

LAST QUESTION!!! ANSWER THIS QUESTION PLZZZZ

Answers

Answer:

A. 80 yards

Step-by-step explanation:

Corresponding sides have same ratio in similar figures:

75/50 = 120/x x = 120*50/75x = 80

Correct option is A

I need help with this

Answers

the answer to this is 9 miles. i included my work below

use the circle below to find the angle measures and arc measure

Answers

Answer:

We'd need to see the full circle to answer

Step-by-step explanation:

The measures of the sides of a triangle are 6x - 3, 8x + 3, and 6x + 4. What is the measure of each
side if the perimeter is 84 mm?

A. 21 mm, 35 mm, and 28 mm

B. 0 27 mm, 33 mm, and 24 mm

C. 25 mm, 32 mm, and 27 mm

D. 24 mm, 31 mm, and 29 mm

Answers

The answer would be C

Answer:

a. 12 mm

The Pythagorean Theorem states that a^2 + b^2 = c^2 with a and b being lengths of legs and c being the length of a hypotenuse. So we can use our givens to solve for the remaining leg.  

9^2 + b^2 = 15^2

81 + b^2 = 225

b^2 = 144

b = 12

Step-by-step explanation:

BOOOOOOOOM!!!!!!!!!!!!!!!!!!!!!!

2cm
10
2.5 cm
2.5 cm
2 cm
3 cm
6 cm
5 cm

Answers

Answer:

what do you want to do with this

Step-by-step explanation:

I don't understand stand this​

Answers

Step-by-step explanation:

step 1. ABCD is an isosceles trapezoid because AD and BC are parallel, AB and CD are congruent

step 2. x = 56° (definition of an isosceles trapezoid)

step 3. x + y + z + 56 = 360 (definition of a quadrilateral)

step 4. y = z (definition of an isosceles trapezoid)

step 5. 56 + 2y + 56 = 360

step 6. 2y = 248

step 7. y = 124°, z = 124°.

which point is located at point (-5,2)?

Answers

the answer is D ‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎‎

Answer:

point D

Step-by-step explanation:

go to the left 5 spaces (negatives)

go up 2 spaces

x/7 - 3 is greater than or less than 7

Answers

Answer:

less than

Step-by-step explanation:

pls mark brainliest

hope this helps

What is 35% of $2587

Answers

Answer:

905.45

Step-by-step explanation:

el treinta y cinco por ciento 35% de 2587 es: 905.45

Find the value of X

please help me its due in an hour

Answers

Answer:

Step-by-step explanation:

Simplify
2×3^x - 3^x-1 / 18^x × 2^-x​

Answers

Step-by-step explanation:

Collect like terms:                       6∧x - 3∧x - 1/ 18∧x · 2

                                                    3∧x - 1/ 18∧x · 2

Calculate the product:                3∧x - 2/ 18∧x

Find common denominator:       54∧x/ 18∧x - 2/ 18∧x =

                                                     54∧x - 2/ 18∧x

Use the following function rule to find f(3).
f(x) = 8^x
f(3)
=

Answers

Answer:

f(3) = 512

Step-by-step explanation:

f(3) = 8^3

f(3) = 512

= 512

I believe the correct answer is 512

Help please! I really need it! please dont guess if you dont know, dont answer.....( this is basic geometry im just dum'b)

Answers

Answer:

D

Step-by-step explanation:

angles 2 and 6 are corresponding angles and are congruent if the transversal crosses through two parallel lines

Nasim is taking a multiple choice test with a total of 50 points available. Each

question is worth exactly 2 points. What would be Nasim's test score (out of 50) if he

got 5 questions wrong? What would be his score if he got x questions wrong?

Score with 5 questions wrong:

Score with a questions wrong:

Pls help fast 80 points

Answers

Answer:

Score with 5 questions wrong = 40 points

x questions wrong = 50 - 2x points

Score with a question wrong = 48 points

Step-by-step explanation:

Total points = 50 points

Points per question = 2 points

Number of questions = Total points / Points per question

= 50/2

= 25 questions

What would be Nasim's test score (out of 50) if he got 5 questions wrong

= Total points - 5 questions * 2 points

= 50 - 5(2)

= 50 - 10

= 40 points

Score with 5 questions wrong = 40 points

What would be his score if he got x questions wrong?

= Total points - x questions * 2 points

= 50 - x(2)

= 50 - 2x

Where x = number of questions

x questions wrong = 50 - 2x points

Score with a question wrong

= Total points - 1 questions * 2 points

= 50 - 1(2)

= 50 - 2

= 48 points

Score with a question wrong = 48 points

Number 1 please answer need help

Answers

Answer:

It is not a function

Step-by-step explanation:

This is not a function because it does NOT pass the vertical line test. The vertical line test is just as it sounds: if you were to draw a vertical line from 3 to -3, it would pass through two outputs for every one input. Therefore, it's not a function.

Expand and simplify: (x-2)^3

Answers

Answer:

Expand (x+2)^3. (x+2)3 ( x + 2 ) 3. Use the Binomial Theorem. x3+3x2⋅2+3x⋅22+23 x 3 + 3 x 2 ⋅ 2 + 3 x ⋅ 2 2 + 2 3. Simplify each term.

Giving Brainleist for BOTH answers::MATH

Answers

Answer:

D

Step-by-step explanation:

If you have ten feet on one side and 8 feet on another mulitiply and 10 times 8 is 80 so theres your answer

Answer:

Question1 80 cubic feet and question2 is 2100 cubic feet

Step-by-step explanation:

Can someone please answer ASAP!

Answers

Answer:

well, where's the question tho?

Answer:

I want to answer but their is no question

Are these scalene triangles simila

Answers

Answer:

la primera

Step-by-step explanation:

There are 1001 pennies lined up on a table. I come along and replace every 2nd coin with a Nickle. Then, replace every 3rd coin with a Dime. Finally, I replace every 4th coin with a Quarter. How much money is on the table?

Answers

Answer:

$99.19

Step-by-step explanation:

Problem:

On a table there are 1001 pennies lined up in a row. I come along and replace every second coin with a nickel.  Then I replace every third coin with a dime.  Finally, I replace every fourth coin with a quarter.  How much money is on the table now? Why is twelve important?

Solution:

Our first step was to make a line of pennies (as long as possible) in order to see if we could figure out a pattern that would help us determine the total amount of money on the table.  

Then we went through and replace every second coin with a nickel.

Then we went through and replaced every third coin with a dime.

Then we went through and replaced every fourth coin with a quarter.

As a group we then tried to decipher if there was a pattern that would help us determine the total value of coins.  We then noticed that there was a pattern of twelve coins.

= $1.19

= $1.19

= $1.19

We determined the number of times the pattern of twelve coins repeated in the 1001 coins:

1001 ÷ 12 = 83 R5

Since we knew that the pattern repeated itself 83 full times and each time the dollar value is $1.19 we counted to determine the cost of the first 996 coins.

$1.19 X 83 = $98.77

Then we added the remaining 5 coins, which cost $0.42

$98.77 + $0.42 = $99.19

Therefore, there is a total of $99.19 on the table.

Since, the lowest common multiple of 2, 3, and 4 is 12, the pattern will repeat itself every 12th coin.

A sequence or pattern in a series of numbers is a number patterns

The amount of money in coins lined up on the table is $99.19

The reason the above value is correct is as follows:

The given parameters are;

The number of pennies lined up on a table = 1,001

The coin with which every second coin is replaced with = A Nickle = 5 Cents

The coin with which every third coin is replaced with = A Dime = 10 Cents

The coin with which every second coin is replaced with = A Quarter = 25 Cents

[tex]\begin{array}{ccc}Coin \ Position&&Coin \ Value \ (Cents)\\1&&1\\2&&5\\3&&10\\4&&25\\5&&1\\6&&10\\7&&1\\8&&25\\9&&10\\10&&5\\11&&1\\12&&25\\13&&1\\14&&5\\15&&10\\16&&25\\17&&1\\18&&10\\19&&1\\20&&25\\21&&10\\22&&5\\23&&1\\24&&25\end{array}[/tex]

From the above values, we have that the first twelve coins are repetitive, therefore, the number of repeating units is the whole number part of 1,001/12 = 83, which gives;

1 + 5 + 10 + 25 + 1 + 10 + 1 + 25+ 10 + 5 + 1 + 25 = 119

The value sum of the 83 repeating 12 units = 119 × 83 = 9877

The value of the first 12 × 83 = 996 coins = 9,877 Cents

The coin in the;

997th position = 1 Cent

998th position = 5 Cent

999th position = 10 Cent

1,000th position = 25 Cent

1,001th position = 1 Cent

The total value of the coins = (9,877 + 1 + 5 + 10 + 25 + 1) Cents = 9919 Cents

9919 Cents = $99.19

The amount of money that is on the table = $99.19

Learn more about number patterns here:

https://brainly.com/question/14294944

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