2a-7=5a+2

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



2a-7=5a+2

We move all terms to the left:

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

We get rid of parentheses

2a-5a-2-7=0

We add all the numbers together, and all the variables

-3a-9=0

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

-3a=9

a=9/-3

a=-3

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