19-y=4(y-1)-y

Solution for 19-y=4(y-1)-y equation:

19-y=4(y-1)-y

We move all terms to the left:

19-y-(4(y-1)-y)=0

We add all the numbers together, and all the variables

-1y-(4(y-1)-y)+19=0


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

4(y-1)-y

We add all the numbers together, and all the variables

-1y+4(y-1)

We multiply parentheses

-1y+4y-4

We add all the numbers together, and all the variables

3y-4

Back to the equation:

-(3y-4)


We get rid of parentheses

-1y-3y+4+19=0

We add all the numbers together, and all the variables

-4y+23=0

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

-4y=-23

y=-23/-4

y=5+3/4