8(-10x+3.5y-7)
8×-10x + 8×3.5y + 8×-7
-80x + 28y - 56
therefore
-80x+28y-56 is the correct answer
d
step-by-step explanation:
this is not possible to solve with the info given. you need at least an one angle somewhere.
answer: no
you are only given the cost not the amount of pounds.