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-2.7-2x=5.7
We move all terms to the left:
-2.7-2x-(5.7)=0
We add all the numbers together, and all the variables
-2x-8.4=0
We move all terms containing x to the left, all other terms to the right
-2x=8.4
x=8.4/-2
x=-4+0.4/2
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