Answer:
yes I agree.both answer is same.I.e.15
option 2
Step-by-step explanation:
I hope that's the answer cause I'm pretty sure it is
x(x-7)=8
x^2-7x-8=0
(x-8)(x+1)=0
so x=8 (and -1 but width can’t be negative)
So your answer is C. 8