Question

9-7(x+3)=5-6x (7x+9)-(11x-7)=8 помогите если не тяжело

Answer 1

9-7(x+3) = 5-6x

9-7x-21 = 5-6x

-7x+6x = 5+21-9

-x = 17

x = -17

Ответ: -17

(7x+9)-(11x-7) = 8

7x+9-11x+7 = 8

7x-11x = 8-7-9

-4x = -8

x = 2

Ответ: 2