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0.20x+6.00x=30
We move all terms to the left:
0.20x+6.00x-(30)=0
We add all the numbers together, and all the variables
6.2x-30=0
We move all terms containing x to the left, all other terms to the right
6.2x=30
x=30/6.2
x=4+4.3333333333333/5.1666666666667
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