## Prealgebra (7th Edition)

-4 +12 =16x -3 - 15x Simplify to both sides 8 = x -3 Add 3 to both sides 8+3=x-3+3 Simplify 11=x The solution is 11 Check -4 +12 =16x -3 - 15x -4 +12 =16$\times$ 11- 3 - 15$\times$ 11 8 = 176 -3 -165 Simplify 8=8