Question

9 y -11 = 10y +12y
1/5 x +4= - 12

Answer 1

$9y - 11 = 22y \\ - 13y = 11 \\ y = \frac{11}{13} \\ \\ x \times \frac{1}{5} + 4 = - 12 \\ x + 20 = - 60 \\ x = - 80$