-2.5(8y-2)=5(10-y)

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Solution for -2.5(8y-2)=5(10-y) equation:



-2.5(8y-2)=5(10-y)
We move all terms to the left:
-2.5(8y-2)-(5(10-y))=0
We add all the numbers together, and all the variables
-2.5(8y-2)-(5(-1y+10))=0
We multiply parentheses
-20y-(5(-1y+10))+5=0
We calculate terms in parentheses: -(5(-1y+10)), so:
5(-1y+10)
We multiply parentheses
-5y+50
Back to the equation:
-(-5y+50)
We get rid of parentheses
-20y+5y-50+5=0
We add all the numbers together, and all the variables
-15y-45=0
We move all terms containing y to the left, all other terms to the right
-15y=45
y=45/-15
y=-3

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