Student59 6(b-3)=10-2(b+2)
6b-18=10-2b-4
6b+2b=10-4+18
8b=24
b=3
Проверка
6(3-3)=10-2(3+2)
0=0

ленуся505 6*(b-3)=10-2*(b+2)
6b-18=10-2b-4
6b+2b=10-4+18
8b=24
b=24/8
b=3