10+2a+2=18-a

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Solution for 10+2a+2=18-a equation: 



10+2a+2=18-a

We move all terms to the left:

10+2a+2-(18-a)=0

We add all the numbers together, and all the variables

2a-(-1a+18)+10+2=0

We add all the numbers together, and all the variables

2a-(-1a+18)+12=0

We get rid of parentheses

2a+1a-18+12=0

We add all the numbers together, and all the variables

3a-6=0

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

3a=6

a=6/3

a=2

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