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-6.75+8-2.2=x
We move all terms to the left:
-6.75+8-2.2-(x)=0
We add all the numbers together, and all the variables
-1x-0.95=0
We move all terms containing x to the left, all other terms to the right
-x=0.95
x=0.95/-1
x=-0.95/1
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