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0.8a+6.2=7.32
We move all terms to the left:
0.8a+6.2-(7.32)=0
We add all the numbers together, and all the variables
0.8a-1.12=0
We move all terms containing a to the left, all other terms to the right
0.8a=1.12
a=1.12/0.8
a=1+0.32/0.8
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