Question

Решите уравнение:
10-3(х-3)=27+х

Answer 1

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

Answer 2

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