Question

Найти корень уравнения 4-2(5-4х)=х+1

Answer 1

$4 - 2(5-4x) = x + 1\\4 - 10 + 8x = x + 1\\8x - x = 1 - 4 + 10\\7x = 7\\x = 1$

Answer 2

4-10+8х=х+1

8х-х=1+10-4

7х=7

х=1