Solve by substitution method
X+ y = -5
y = x+3

Answers

Answer 1

Answer:

(x,y) → (x-5,y-3)

Step-by-step explanation:

Thats the awnser


Related Questions

Simplify the expression. [(–5)–7 (–5)8]3

Answers

The answer to this equation is 825

Enter your answer as a fraction, in simplified form, in the box.

3/8⋅(−3/6)

Answers

Answer: -3/16

Explanation:

3/8 • (-3/6)
= -9/48
= -3/16

What is the measure of angle 7?

Answers

Answer:

The measure of angle 7 is 155*.

Step-by-step explanation:

Solve the problem.
The total cost in dollars for a certain company to produce x empty jars to be used by a jelly
producer is given by the function C(x)=0.8x + 40,000. Find C(50,000), the cost of producing 50,000
jars.
A) $40.80
B) $80,000 C)$50,040
D) $40,000

Answers

Answer: 80,000

Step-by-step explanation:

Plug in 50,000 where the x are and then just solve from there

Last year, the gym membership fee was $60. This year the fee is $48. By what percentage was the membership fee reduced​

Answers

I think I went down by 29 dollars and 76 cent

Please Answer. Identify the vocabulary word that matches the picture. ​

Answers

Answer:

Supplementary Angles

Step-by-step explanation:

When two angles add up to 90º they are complementary, when they add up to 180º they are supplementary.

Help meeeee please .

Answers

Answer:

B

Step-by-step explanation:

What number falls between 7 and 8 on the number line.

Answers

7.5 falls in between 7 and 8

PLEASE HELP FIND FUNCTION FOR PIECEWISE! 60! POINTS! ILL GIVE BRAINLIEST

Answers

Answer:

try this website called math   way

Step-by-step explanation:

it should help it answers questions if you take a picture too! :)

-2(a-3)=12 Solve for a.

Answers

-2(a-3)=12
distribute the -2
-2a-6=12
+6 +6
——————
-2a = 18
—— —-
-2 -2
a=-9
plz mark brainliest ly

-3

Step-by-step explanation:

-2a+6=12

collect like terms

-2a=12-6

-2a=6

divide both sides hy the coefficient of a

-2a/-2 =6/-2

a= -3

A line goes through the points (7, 3) and (–1, 5). Write the equation of the line in slope-intercept form. Show your work for full credit. (How did you go from those two points to having the equation in slope-intercept form? Or, how did you go form having the equation in point-slope form to slope-intercept form?)
23 points!!!

Answers

Answer:

8x-y+10=0

Step-by-step explanation:

I only paid $69.65 for my new helmet as it was on sale for 30% off! How much would I have paid if it wasn't on sale?

Answers

Answer: $48.76

Step-by-step explanation:

69.65 * .30 = 20.89

69.65 - 20.89 = 48.76

Answer:

I think it is 90.545

Step-by-step explanation:

It may or may not be correct btw

please help with 6 through 11

Answers

Answer:

6.   32

7.    62

8.   512

9.   675

10.  13

11.   ⅔

Solve the equation given
x = - 4.
5 = x + 9

Answers

Answer:

x=-4

Step-by-step explanation:

You wrote the answer in the question, so there is really no question.

How it helps :)

please help!! will give brainliest! financial lit.!
Why would a store not have a large supply of Christmas decorations in July?
a. Stores stock large volumes of swimwear in the summer.
b. Demand is so high that stores cannot keep their shelves stocked with decorations.
c. Christmas decorations are never in high demand.
d. Christmas is in December, so demand for Christmas decorations in July is not likely to be very high.

Answers

Answer:

It's definitely D.

That answer to ur question is D

A number x is twice its reciprocal. What is x^6?

Answers

Answer:

8

Step-by-step explanation:

x = 2/x <=== It must be: x ≠ 0. Solve for x. Multiply both sides by x.

x^2 = 2.

Hence:

x = ±√2.

Both -√2 and √2 give 8 when they are raised to the power of 6.

(-√2)^6 = (√2)^6 = 8.

The value of the given expression [tex]x^6[/tex] is 8 and this can be determined by using the arithmetic operations.

Given :

A number x is twice its reciprocal.

The following steps can be used in order to determine the value of [tex]x^6[/tex]:

Step 1 - The arithmetic operations can be used in order to determine the value of [tex]x^6[/tex].

Step 2 - The mathematical expression of the given statement "A number x is twice its reciprocal" is:

[tex]x = \dfrac{2}{x}[/tex]

Step 3 - Simplify the above expression in order to determine the value of 'x'.

[tex]x = \pm\sqrt{2}[/tex]

Step 4 - Now, substitute the value of 'x' in the given expression.

[tex]x^6= (\sqrt{2} )^6\\x^6 = 8[/tex]

So, the value of the given expression [tex]x^6[/tex] is 8.

For more information, refer to the link given below:

https://brainly.com/question/25834626

USE ESTIMATION Mr. Lycan is considering buying clay from two art supply companies. Company A sells 50-pound containers of clay for $24, plus $42 to ship the total order. Company B sells the same clay for $28, plus $25 to ship the total order. a. Write equations for the total cost of ordering clay from each company. b. Graph the equations on the same coordinate plane. Examine the graph to estimate how much Mr. Lycan would have to order for the cost of ordering clay from each company to be the same. c. Check your estimate by substituting into each original equation. How reasonable is your estimation? Justify your reasoning.​

Answers

Answer:

y=$24x+$42 A

y=$28x×$25 B

Step-by-step explanation:

The required system of the equation is y = 42 + 24x and y = 25 + 28x, and a graph of the solution has shown.

What is the equation?

The equation is the relationship between variables and represented as y = ax + b is an example of a polynomial equation.

Here,
let x be the number of the 50 pounds containers of clay ordered.
According to the question,
For company A,
y = 42 + 24x - - - - (1)
For company B,
y = 25 + 28x - - - - (2)
Equating both the equation,
42 + 24x = 25 + 28x
17 = 4x
x = 17 / 4
x = 4.25
Put this value in equation 1

y = 42 + 24(4.25)
y = $144

Thus, the required system of the equation is y = 42 + 24x and y = 25 + 28x, and a graph of the solution has shown.

Learn more about equations here:

brainly.com/question/10413253

#SPJ2



Some $1.50 per oz spice and some $2.50 per oz are mixed to produce 20 oz of a mixture worth 1.90 per oz. How many oz of each should be used

Answers

Answer:

3 ounces of the seed and 7 ounces of the dried fruit.

Step-by-step explanation:

Graph the equation y(1/2)x using the stope and y-intercept

Answers

C. The one in the bottom left corner. Hope this helps.

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Which city is closest to sea level?

Answers

Answer:

City A

Step-by-step explanation:

I mean B C and D are all about 0.5 or -0.5 while B is 1 3/4

So...

A is the closest because its legit 0.25 meters away while others are 0.5 meters away.

And 0.5-0.25 shows that 0.25 is less than 0.5.

it it’s city a i’m pretty sure

Please help me with all these questions will mark as brainlists

Answers

Answer:

The fourth one Its tell you to add or miners or multiple

Step-by-step explanation:

And then the rest is telling you to explain you answer using your own words.

At school, the maximum number of students that can be in a classroom is 23. If there are 18 students signed up for the spanish class, how many more students can join the class?

Answers

Answer:

5 students

Step-by-step explanation:

We have to get the difference between these two numbers to find out how much space is left. 23 - 18 is 5.

plz help!! polynomial long division (level 1)

Answers

Answer: this is the answer--->[tex]4x^2+3x+10[/tex]

Please help me solve these question the best answer gets brainlest!

Answers

Answer:

Q.13 66.66, Q.14 0.141 cm

Step-by-step explanation:

What’s planck length to the 8 power?

Answers

4.65609478 x 10^-279 m^8
What’s the options? :)

pls help!! 15 points! What are the minimum and maximum values of t for which |t + 3| ≤ 2?

Minimum=
Maximum=

Answers

Answer:

Minimum: x<-1

Maximum: x> 1

both are also equal to i just don’t have the sign

Marlene is buying clothes online. she can pay one fee for the shipping of $8, and can get shirts on sale for $12 each. if her total was $104, how many shirts did she buy

Answers

Answer

8

Step-by-step explanation:

104 - 8, and then divide 96 by 12 equals 8

What is minus 6 plus 2?


-4


8


4

Answers

Answer:

-4

Step-by-step explanation:

-6+2=-4

Minus 4 is the answer

A teacher divides her class into groups and assigns each group the task of measuring the mass of the same object three times. The teacher already knows that the mass of the object is 25 g. Based on the results each group records, which group makes the most precise measurements of the object? A. Group D: 20.0 g, 25.0 g, 30.0 g B. Group A: 28.5 g, 28.4 g, 28.5 g C. Group C: 32.1 g, 35.0 g, 25.0 g O D. Group B: 25.5 g, 25.0 g, 24.8 g SUBMIT​

Answers

Answer:

I think it would be group B due to the fact that they are the closest to 25 g

Step-by-step explanation:

Answer:

B Group A 28.5 g, 28.4 g, 28.5 g

Step-by-step explanation:

Give the domain and range of the relation.
{(-6,5), (-6, -7), (5,-6), (6,-1), (-4,-5)}
A) domain= {5, 13,-4, 6, -6}; range = {-6, -5,-1, -7,5}
B) domain={-6, -5,-1, -7,5}; range = {5,5, -4,6,-6}
) domain= {5, -3, -4, 6, -6}; range = {-6, -5,-1,-7,5}
D) domain= {5,-4, 6, -6}; range = {-6, -5,-1,-7,5}

Answers

Answer:

D

Step-by-step explanation:

The domain is all the x values that are given with the points.

Domain(x)

Range(y)

Hope this helps! :)

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