Question

Решите уравнение 6x-8(-7+9x)=-2x-8

Answer 1

6x-8(-7+9x)=-2x-8
6x+56-72x=-2x-8
6x-72x+2x=-8-56
-64x=64
x=-1
Ответ: -1
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Answer 2

-8-56=-64............

Answer 3

6x-8(-7+9x)= -2x-8
6x+56-72x= -2x-8
-66x+56= -2x-8
-64x=-64
x=1