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x*7200/100=1200
We move all terms to the left:
x*7200/100-(1200)=0
We multiply all the terms by the denominator
x*7200-1200*100=0
We add all the numbers together, and all the variables
x*7200-120000=0
Wy multiply elements
7200x-120000=0
We move all terms containing x to the left, all other terms to the right
7200x=120000
x=120000/7200
x=16+2/3
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