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-1.5x-2.5=7
We move all terms to the left:
-1.5x-2.5-(7)=0
We add all the numbers together, and all the variables
-1.5x-9.5=0
We move all terms containing x to the left, all other terms to the right
-1.5x=9.5
x=9.5/-1.5
x=-6+0.5/1.5
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