Question

решите уравнение б)40-3*(x+2)=10;

Answer 1

40-3*(x+2)=10
3*(х+2) = 40-10
3*(х+2) = 30
х+2 = 30:3
х+2 = 10
х = 10-2
х = 8
Ответ: х = 8.

Answer 2

40-3(х+2)=10
40-3х-6=10
-3х=40+6+10
-3х=-24
х=-24:-3
х=8