Answer: -3[tex]\frac{4}{5}[/tex]
Step-by-step explanation:
-9c - 6 = 3 + 6(c + 8)
-9c - 6 = 6c + 51
-15c = 57
-c = [tex]\frac{57}{15}[/tex]
C = -3[tex]\frac{4}{5}[/tex]