a-3=13*

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Solution for a-3=13* equation: 



a-3=13*

We move all terms to the left:

a-3-(13*)=0

We add all the numbers together, and all the variables

a-3-0=0

We add all the numbers together, and all the variables

a-3=0

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

a=3

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