The answer you get is 112
1.y=-7x-2
2.y=-4x+10
next time juust plug the numberes in for example for the first one right the y=mx+b then plug in 5 for the y and -1 for the x then -7 for the m then solve
Answer:
231
Step-by-step explanation:
Answer:
The correct expression for the perimeter is 
see the explanation
Step-by-step explanation:
The complete question in the attached figure
Let
L ----> the length of rectangle
W ---> the width of rectangle
we know that
The perimeter of rectangle is equal to

In this problem we have


substitute the values



Simplify

so
Michelle didn't multiply the sum of length and width by 2
Answer:
Please refer to the attachment