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6.75+3.75x=13.25
We move all terms to the left:
6.75+3.75x-(13.25)=0
We add all the numbers together, and all the variables
3.75x-6.5=0
We move all terms containing x to the left, all other terms to the right
3.75x=6.5
x=6.5/3.75
x=1+2.75/3.75
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