find the value of x.
A. 9
B. 12
C. 24
D. 117

Answer:
A. 9
See below, please.
Step-by-step explanation:
[tex]{(5x + 27)}^{o} = {(3x + 45)}^{o} \\ 5x + 27 = 3x + 45 \\ 5x - 3x = 45 - 27 \\ 2x = 18 \\ so \\ x = 9[/tex]