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-2x-1=-2.9
We move all terms to the left:
-2x-1-(-2.9)=0
We add all the numbers together, and all the variables
-2x+1.9=0
We move all terms containing x to the left, all other terms to the right
-2x=-1.9
x=-1.9/-2
x=1/1.0526315789474
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