Question

Решите уравнение
4-2(5+4х)=-х+1

Answer 1

4-10-8х=-х+1 -8х+х=6+1 -7х=7 х=-1

Answer 2

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