Question

3,5x + 8 = 2(x -7) calcular o resultado corret

Answer 1

3,5x + 8 = 2 (x -7 )
3,5x +8 = 2x - 14
3,5x - 2x= -14 -8
1,5x= - 22
x= $\frac{-22}{1,5}$
x=14,666...