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2.5x+1=3.75
We move all terms to the left:
2.5x+1-(3.75)=0
We add all the numbers together, and all the variables
2.5x-2.75=0
We move all terms containing x to the left, all other terms to the right
2.5x=2.75
x=2.75/2.5
x=1+0.25/2.5
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