Question

решите(-x-6x)+(-4-6)=-9

Answer 1

(-x - 6x) + (-4 - 6) = -9
-7x - 10 = -9
7x + 10 = 9
7x = -1
x = $- frac{1}{7}$

Answer 2

(- х - 6х) + (- 4 - 6) = - 9
(- 7х) + (- 10) = - 9
- 7х - 10 = - 9
- 7х = - 9 + 10
- 7х = 1
х = - 1/7
Ответ: х = - 1/7.