4x+10(x+4)=6(10-x)+2x-2
4x + 10x + 40 = 60 – 6x + 2x – 2
4x + 10x + 6x – 2x = – 2 + 60 – 40
18x = 18
x = 1
18+13(b-5)+17=4b+5(6-b)+10
18 + 13b – 65 + 17 = 4b + 30 – 5b + 10
13b – 4b + 5b = 10 + 30 – 17 + 65 – 18
14b = 70
b = 5
4x+10(x+4)=6(10-x)+2x-2
4x + 10x + 40 = 60 – 6x + 2x – 2
4x + 10x + 6x – 2x = – 2 + 60 – 40
18x = 18
x = 1
18+13(b-5)+17=4b+5(6-b)+10
18 + 13b – 65 + 17 = 4b + 30 – 5b + 10
13b – 4b + 5b = 10 + 30 – 17 + 65 – 18
14b = 70
b = 5