5a-7=a+2

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Solution for 5a-7=a+2 equation: 



5a-7=a+2

We move all terms to the left:

5a-7-(a+2)=0

We get rid of parentheses

5a-a-2-7=0

We add all the numbers together, and all the variables

4a-9=0

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

4a=9

a=9/4

a=2+1/4

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