Verified answer

2(a+2)-10=6(3-a)

2a+4-10=18-6a

2a+6a=18-4+10

8a=24

a=24:8

a=3

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3(2y-1)+6(3y-4)=83+5(y-3)

6y-3+18y-24=83+5y-15

6y+18y-5y=83-15+3+24

19y=95

y=95:19

y=5