9y+5-4(-2y-1)=7(y-1)

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Solution for 9y+5-4(-2y-1)=7(y-1) equation:



9y+5-4(-2y-1)=7(y-1)
We move all terms to the left:
9y+5-4(-2y-1)-(7(y-1))=0
We multiply parentheses
9y+8y-(7(y-1))+4+5=0
We calculate terms in parentheses: -(7(y-1)), so:
7(y-1)
We multiply parentheses
7y-7
Back to the equation:
-(7y-7)
We add all the numbers together, and all the variables
17y-(7y-7)+9=0
We get rid of parentheses
17y-7y+7+9=0
We add all the numbers together, and all the variables
10y+16=0
We move all terms containing y to the left, all other terms to the right
10y=-16
y=-16/10
y=-1+3/5

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