2-7a=12-5a

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Solution for 2-7a=12-5a equation: 



2-7a=12-5a

We move all terms to the left:

2-7a-(12-5a)=0

We add all the numbers together, and all the variables

-7a-(-5a+12)+2=0

We get rid of parentheses

-7a+5a-12+2=0

We add all the numbers together, and all the variables

-2a-10=0

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

-2a=10

a=10/-2

a=-5

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