2.5y-21=0.5(4y-10)

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Solution for 2.5y-21=0.5(4y-10) equation: 



2.5y-21=0.5(4y-10)

We move all terms to the left:

2.5y-21-(0.5(4y-10))=0



We calculate terms in parentheses: -(0.5(4y-10)), so:

0.5(4y-10)

We multiply parentheses

2y-5

Back to the equation:

-(2y-5)



We get rid of parentheses

2.5y-2y+5-21=0

We add all the numbers together, and all the variables

0.5y-16=0

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

0.5y=16

y=16/0.5

y=32

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