Question

Quanto é 4(x+12) = 42

Answer 1

4(x + 12) = 42
4x + 48 = 42
4x = 42 - 48
4x = - 6
x = - 6/4
x = - 3/2

Answer 2

4(x + 12) = 42
4x + 48 = 42
4x = 42 - 48
4x = -6
x = -6 / 4
$x = -\frac{3}{2}$