8.9a+10=81.2

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Solution for 8.9a+10=81.2 equation: 



8.9a+10=81.2

We move all terms to the left:

8.9a+10-(81.2)=0

We add all the numbers together, and all the variables

8.9a-71.2=0

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

8.9a=71.2

a=71.2/8.9

a=8

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