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0.25x+0.75=3.5
We move all terms to the left:
0.25x+0.75-(3.5)=0
We add all the numbers together, and all the variables
0.25x-2.75=0
We move all terms containing x to the left, all other terms to the right
0.25x=2.75
x=2.75/0.25
x=11
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