12a-20=10a-18

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Solution for 12a-20=10a-18 equation: 



12a-20=10a-18

We move all terms to the left:

12a-20-(10a-18)=0

We get rid of parentheses

12a-10a+18-20=0

We add all the numbers together, and all the variables

2a-2=0

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

2a=2

a=2/2

a=1

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