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-55.00+8.50x=123
We move all terms to the left:
-55.00+8.50x-(123)=0
We add all the numbers together, and all the variables
8.50x-178=0
We move all terms containing x to the left, all other terms to the right
8.50x=178
x=178/8.50
x=20+1/1.0625
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