6,2a+4,5=7,7a

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Solution for 6,2a+4,5=7,7a equation: 



6.2a+4.5=7.7a

We move all terms to the left:

6.2a+4.5-(7.7a)=0

We add all the numbers together, and all the variables

6.2a-(+7.7a)+4.5=0

We get rid of parentheses

6.2a-7.7a+4.5=0

We add all the numbers together, and all the variables

-1.5a+4.5=0

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

-1.5a=-4.5

a=-4.5/-1.5

a=+3

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