Question

1) (22+a)-7=(22-7)a= 2)(c+84)-48= 3)69-(m+12)=(69-12)-m 4)316-(95+b)=

Answer 1

1) (22+a)-(22-7)a=5a
2) (c+84)-48= (84-48)c=36c
3)69-(m+12)=(69-12)m=57m
4) 316-(95+b)=(316-95)b=221b

Answer 2

в 1 ответ 15а