-7=-5y+4(-1+9)-7(7+3y)

Solution for -7=-5y+4(-1+9)-7(7+3y) equation:

-7=-5y+4(-1+9)-7(7+3y)

We move all terms to the left:

-7-(-5y+4(-1+9)-7(7+3y))=0

We add all the numbers together, and all the variables

-(-5y+48-7(3y+7))-7=0


We calculate terms in parentheses: -(-5y+48-7(3y+7)), so:

-5y+48-7(3y+7)

determiningTheFunctionDomain
-5y-7(3y+7)+48

We multiply parentheses

-5y-21y-49+48

We add all the numbers together, and all the variables

-26y-1

Back to the equation:

-(-26y-1)


We get rid of parentheses

26y+1-7=0

We add all the numbers together, and all the variables

26y-6=0

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

26y=6

y=6/26

y=3/13