3(1+2a)=7a-3

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Solution for 3(1+2a)=7a-3 equation: 



3(1+2a)=7a-3

We move all terms to the left:

3(1+2a)-(7a-3)=0

We add all the numbers together, and all the variables

3(2a+1)-(7a-3)=0

We multiply parentheses

6a-(7a-3)+3=0

We get rid of parentheses

6a-7a+3+3=0

We add all the numbers together, and all the variables

-1a+6=0

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

-a=-6

a=-6/-1

a=+6

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