23=3(y+7)-5y

Solution for 23=3(y+7)-5y equation:

23=3(y+7)-5y

We move all terms to the left:

23-(3(y+7)-5y)=0


We calculate terms in parentheses: -(3(y+7)-5y), so:

3(y+7)-5y

We add all the numbers together, and all the variables

-5y+3(y+7)

We multiply parentheses

-5y+3y+21

We add all the numbers together, and all the variables

-2y+21

Back to the equation:

-(-2y+21)


We get rid of parentheses

2y-21+23=0

We add all the numbers together, and all the variables

2y+2=0

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

2y=-2

y=-2/2

y=-1