5a-3=15-a

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Solution for 5a-3=15-a equation: 



5a-3=15-a

We move all terms to the left:

5a-3-(15-a)=0

We add all the numbers together, and all the variables

5a-(-1a+15)-3=0

We get rid of parentheses

5a+1a-15-3=0

We add all the numbers together, and all the variables

6a-18=0

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

6a=18

a=18/6

a=3

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