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0.52x+2.5=5.1
We move all terms to the left:
0.52x+2.5-(5.1)=0
We add all the numbers together, and all the variables
0.52x-2.6=0
We move all terms containing x to the left, all other terms to the right
0.52x=2.6
x=2.6/0.52
x=5
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