3(a+1)-2=15-4a

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Solution for 3(a+1)-2=15-4a equation: 



3(a+1)-2=15-4a

We move all terms to the left:

3(a+1)-2-(15-4a)=0

We add all the numbers together, and all the variables

3(a+1)-(-4a+15)-2=0

We multiply parentheses

3a-(-4a+15)+3-2=0

We get rid of parentheses

3a+4a-15+3-2=0

We add all the numbers together, and all the variables

7a-14=0

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

7a=14

a=14/7

a=2

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