Respuesta :

Answer:

x = 4

Step-by-step explanation:

distribute parenthesis on both sides of the equation

9x - 81 - 3 = - 8x - 16

9x - 84 = - 8x - 16 ( add 8x to both sides )

17x - 84 = - 16 ( add 84 to both sides )

17x = 68 ( divide both sides by 17 )

x = 4