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3.4a=57.83
We move all terms to the left:
3.4a-(57.83)=0
We add all the numbers together, and all the variables
3.4a-57.83=0
We move all terms containing a to the left, all other terms to the right
3.4a=57.83
a=57.83/3.4
a=17+0.030000000000001/3.4
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