a-3=2a-13

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Solution for a-3=2a-13 equation: 



a-3=2a-13

We move all terms to the left:

a-3-(2a-13)=0

We get rid of parentheses

a-2a+13-3=0

We add all the numbers together, and all the variables

-1a+10=0

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

-a=-10

a=-10/-1

a=+10

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