7a=57.8

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Solution for 7a=57.8 equation: 



7a=57.8

We move all terms to the left:

7a-(57.8)=0

We add all the numbers together, and all the variables

7a-57.8=0

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

7a=57.8

a=57.8/7

a=8+1/3.8888888888889

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