SOLVE THE FOLLOWING BY SUBSTITUTION AND PLEASE SHOW STEPS:

2 answers:

Elza [17]3 years ago

6 0

5x + 2y =9
X + y= -3

5x+2y=9
2x+2y=-6
__________
3x =15
X =5

5+y=-3
Y=-8

Answer is : (5,-8)

4 0

In a picture below it wrote the answer and steps

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alekssr [168]

Answer:

c. Mary charges $12.00 per hour for labor to paint houses. What is x, the number of hours Mary worked if she charged $240.00 for labor?

Step-by-step explanation:

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2 years ago

zmey [24]

Mean = 5.555555555.....
median = 6
mode = 6
range= 1

3 0

3 years ago

BartSMP [9]

Answer:

Step-by-step explanation:

4x-3x

4*3=12

it is 12

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2 years ago

Alona [7]

The answer is B linear

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2 years ago

cricket20 [7]

2- 11

3- each hour she gets 8.75

4- .80

5- 3

6 0

3 years ago