Question

Solve for x (PLEASE HELP)

A. x=3.5
B x=6.25
C x=8
D x=8.5

Answer 1

Answer:

$12 + 2x + 1 = 90 \\ 12 + 1 + 2x = 90 \\ 13 + 2x = 90 \\ 2x = 90 - 13 \\ 2x = 77 \\ x = 38.5$

this is the best I can try to do