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0.53x+0.33x=5.4
We move all terms to the left:
0.53x+0.33x-(5.4)=0
We add all the numbers together, and all the variables
0.86x-5.4=0
We move all terms containing x to the left, all other terms to the right
0.86x=5.4
x=5.4/0.86
x=6+0.24/0.86
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