Answer:
56in3
Step-by-step explanation:
D) x = -7.5
x + 8 = 0.5
Subtract 8 from each side
x+8-8 = .5 -8
x = -7.5
8.49 x 10^-7 = 0.000000849
answer
0.0000000849
5 2/4 feet
multiply 1 4/5 by 3