Answer:
idk
Step-by-step explanation:
to lazy
Step-by-step explanation:
Given

I am honestly not sure about this answer... try Khan Academy. Or, try breaking it down into steps.
I hope this helped... sorry about that. I will try this concept soon. :)
-7 to make 4 so -4x=4 x=-1
The answer is x=-1
Hope this helps:)
Answer:
= 7.5x-8
Step-by-step explanation:
Total cost = cost per yard * yard of fabric - coupon
total cost = 7.5 x - 8
y = 7.5x-8