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0.03x+x=90000
We move all terms to the left:
0.03x+x-(90000)=0
We add all the numbers together, and all the variables
1.03x-90000=0
We move all terms containing x to the left, all other terms to the right
1.03x=90000
x=90000/1.03
x=87378+0.66000000000349/1.03
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