Respuesta :
x = 10
34 = -2 + 9x + 16 + x
+2 +2
36 = 9x + 16 + x
-16 -16
20 = 9x + x
20 = 10x
(divide by 10 on each side)
10 = x
34 = -2 + 9x + 16 + x
+2 +2
36 = 9x + 16 + x
-16 -16
20 = 9x + x
20 = 10x
(divide by 10 on each side)
10 = x