25+2,5a=7,5a

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Solution for 25+2,5a=7,5a equation: 



25+2.5a=7.5a

We move all terms to the left:

25+2.5a-(7.5a)=0

We add all the numbers together, and all the variables

2.5a-(+7.5a)+25=0

We get rid of parentheses

2.5a-7.5a+25=0

We add all the numbers together, and all the variables

-5a+25=0

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

-5a=-25

a=-25/-5

a=+5

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