3a+4=2(2a+7)

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Solution for 3a+4=2(2a+7) equation: 



3a+4=2(2a+7)

We move all terms to the left:

3a+4-(2(2a+7))=0



We calculate terms in parentheses: -(2(2a+7)), so:

2(2a+7)

We multiply parentheses

4a+14

Back to the equation:

-(4a+14)



We get rid of parentheses

3a-4a-14+4=0

We add all the numbers together, and all the variables

-1a-10=0

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

-a=10

a=10/-1

a=-10

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