Решите пример 10-3*(x-3)=27+x

Question

Решите пример 10-3*(x-3)=27+x

Answer 1

10 - 3(x - 3) = 27 + x
10 - 3x + 9 = 27 + x
3x + x = 10 - 27 + 9
4x = -8
x = -2

Answer 2

10-3*(х-3)=27+х
10-3х+9=27+х
19-3х=27+х
-3х-х=27-19
-4х=8
х=8/(-4)
х=-2