12-2a=2(3a-10)

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Solution for 12-2a=2(3a-10) equation: 



12-2a=2(3a-10)

We move all terms to the left:

12-2a-(2(3a-10))=0



We calculate terms in parentheses: -(2(3a-10)), so:

2(3a-10)

We multiply parentheses

6a-20

Back to the equation:

-(6a-20)



We get rid of parentheses

-2a-6a+20+12=0

We add all the numbers together, and all the variables

-8a+32=0

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

-8a=-32

a=-32/-8

a=+4

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