7.3+a=12.1

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Solution for 7.3+a=12.1 equation: 



7.3+a=12.1

We move all terms to the left:

7.3+a-(12.1)=0

We add all the numbers together, and all the variables

a-4.8=0

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

a=4.8

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