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x/1.2=3.5
We move all terms to the left:
x/1.2-(3.5)=0
We add all the numbers together, and all the variables
x/1.2-3.5=0
We multiply all the terms by the denominator
x-(3.5)*1.2=0
We add all the numbers together, and all the variables
x-4.2=0
We move all terms containing x to the left, all other terms to the right
x=4.2
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