3(1-y)=4(2-y)

Solution for 3(1-y)=4(2-y) equation:

3(1-y)=4(2-y)

We move all terms to the left:

3(1-y)-(4(2-y))=0

We add all the numbers together, and all the variables

3(-1y+1)-(4(-1y+2))=0

We multiply parentheses

-3y-(4(-1y+2))+3=0


We calculate terms in parentheses: -(4(-1y+2)), so:

4(-1y+2)

We multiply parentheses

-4y+8

Back to the equation:

-(-4y+8)


We get rid of parentheses

-3y+4y-8+3=0

We add all the numbers together, and all the variables

y-5=0

We move all terms containing y to the left, all other terms to the right

y=5