Resposta :
3(ax - b) = 5(ax + 2b)
3ax - 3b = 5ax + 10b
3ax - 5ax = 10b + 3b
-2ax = 13b
x = 13b/-2a
x = -13b/2a
Resposta: x = - 13b/2a
3(ax - b) = 5(ax + 2b)
3ax - 3b = 5ax + 10b
3ax - 5ax = 10b + 3b
-2ax = 13b
x = 13b/-2a
x = -13b/2a
Resposta: x = - 13b/2a