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54=2.9x
We move all terms to the left:
54-(2.9x)=0
We add all the numbers together, and all the variables
-(+2.9x)+54=0
We get rid of parentheses
-2.9x+54=0
We move all terms containing x to the left, all other terms to the right
-2.9x=-54
x=-54/-2.9
x=18+1/1.61111111111
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