Question

Помогите

(x-12) х 11 =77 96:(80 : x) = 6

Answer 1

1) x-12 = 77 ÷11
x -12 = 7
x= 12 + 7
x = 19 - корень
2) 80÷x = 96 ÷ 6
80÷x = 16
x= 80 ÷16
x = 5 - корень