Question

Решить уравнение 2*(х+3)=4х-20

Answer 1

$2 times (x + 3) = 4x - 20 \ 2(x + 3) = 4x - 20 \ 2x + 6 = 4x - 20 \ 2x - 4x = - 20 - 6 \ - 2x = - 26 \ x = - 26 div ( - 2) \ x = 13$

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Answer 2

2х+6=4х-20
2х-4х=-6-20
-2х=-26
х=13