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6.2x+30.75=12
We move all terms to the left:
6.2x+30.75-(12)=0
We add all the numbers together, and all the variables
6.2x+18.75=0
We move all terms containing x to the left, all other terms to the right
6.2x=-18.75
x=-18.75/6.2
x=-3+0.15/6.2
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