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- 5 + 7x + 16 + x = 11x - 3 - x
7x + x + 16 - 5 = 11x - x - 3
8x + 11 = 10x - 3
8x - 10x = - 3 - 11
- 2x = - 14
x = - 14/-2
x = 7
Respuesta
x = 7
7x+x-11x+x=-3+5-16
-2x=-14
2x=14
x=14/2
x=7