3a+18-a+2=2a+20

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Solution for 3a+18-a+2=2a+20 equation: 



3a+18-a+2=2a+20

We move all terms to the left:

3a+18-a+2-(2a+20)=0

We add all the numbers together, and all the variables

2a-(2a+20)+20=0

We get rid of parentheses

2a-2a-20+20=0

We add all the numbers together, and all the variables

=0

a=0/1

a=0

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