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-5.1-x=6.5
We move all terms to the left:
-5.1-x-(6.5)=0
We add all the numbers together, and all the variables
-1x-11.6=0
We move all terms containing x to the left, all other terms to the right
-x=11.6
x=11.6/-1
x=-11+0.6/1
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