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0.05x+0.15(50)=42.5
We move all terms to the left:
0.05x+0.15(50)-(42.5)=0
We add all the numbers together, and all the variables
0.05x-42.345=0
We move all terms containing x to the left, all other terms to the right
0.05x=42.345
x=42.345/0.05
x=846+0.044999999999995/0.05
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