3-3a=2a-7

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Solution for 3-3a=2a-7 equation: 



3-3a=2a-7

We move all terms to the left:

3-3a-(2a-7)=0

We get rid of parentheses

-3a-2a+7+3=0

We add all the numbers together, and all the variables

-5a+10=0

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

-5a=-10

a=-10/-5

a=+2

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