Question

10(y-9)-9(5-6y)=2(4y-1)+5(1+2y)

Answer 1

10y-90-45+54y=8y-2+5+10y
10y+54y-8y-10y= -2+5+90+45
46y=138
y=138/46
y=3

Answer 2

Resolución:)

10(y-9)-9(5-6y)=2(4y-1)+5(1+2y)
10y-90-45+54y=8y-2+5+10y
64y-135=18y+3
64y-18y=3+135
46y=138
    y=138/46
    y=3

Rpta: 3