23+7a=2(1+7a)

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Solution for 23+7a=2(1+7a) equation: 



23+7a=2(1+7a)

We move all terms to the left:

23+7a-(2(1+7a))=0

We add all the numbers together, and all the variables

7a-(2(7a+1))+23=0



We calculate terms in parentheses: -(2(7a+1)), so:

2(7a+1)

We multiply parentheses

14a+2

Back to the equation:

-(14a+2)



We get rid of parentheses

7a-14a-2+23=0

We add all the numbers together, and all the variables

-7a+21=0

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

-7a=-21

a=-21/-7

a=+3

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