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0.25x+3=2.75
We move all terms to the left:
0.25x+3-(2.75)=0
We add all the numbers together, and all the variables
0.25x+0.25=0
We move all terms containing x to the left, all other terms to the right
0.25x=-0.25
x=-0.25/0.25
x=-1
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