Question

Calcule 3x+[x+(x+11)*3]=88

Answer 1

3x+[x+(x+11)*3]=88
3x+[x+ 3x + 33]=88
3x+ 4x+ 33=88
7x + 33 = 88
7x = 88 - 33
7x = 55
x = 55/7

Resposta: 55/7