Question

4-5(x+1)=7 resoler as equações sendo U=Q

Answer 1

$4 - 5(x + 1) = 7 \\ 4 - 5x - 5 = 7 \\ - 5x = 7 - 4 + 5 \\ - 5x = 8( - 1) \\ 5x = - 8 \\ x = \frac{ - 8}{5}$

S {xeQ / x = -8/5}