-7y-25=-9(y+5)

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Solution for -7y-25=-9(y+5) equation: 



-7y-25=-9(y+5)

We move all terms to the left:

-7y-25-(-9(y+5))=0



We calculate terms in parentheses: -(-9(y+5)), so:

-9(y+5)

We multiply parentheses

-9y-45

Back to the equation:

-(-9y-45)



We get rid of parentheses

-7y+9y+45-25=0

We add all the numbers together, and all the variables

2y+20=0

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

2y=-20

y=-20/2

y=-10

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