3a-17=40-a

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Solution for 3a-17=40-a equation: 



3a-17=40-a

We move all terms to the left:

3a-17-(40-a)=0

We add all the numbers together, and all the variables

3a-(-1a+40)-17=0

We get rid of parentheses

3a+1a-40-17=0

We add all the numbers together, and all the variables

4a-57=0

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

4a=57

a=57/4

a=14+1/4

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