Respuesta :
Add 7 and 12 together
6 - 8x = 19 - 9x
Subtract 19 on both sides
-13 - 8x = -9x
Add 8x on both sides
-13 = -x
Divide -1 on both sides
13 = x
6 - 8x = 19 - 9x
Subtract 19 on both sides
-13 - 8x = -9x
Add 8x on both sides
-13 = -x
Divide -1 on both sides
13 = x