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3.5r(150+255)=2000
We move all terms to the left:
3.5r(150+255)-(2000)=0
We add all the numbers together, and all the variables
3.5r405-2000=0
We add all the numbers together, and all the variables
3.5r^405-2000=0
We do not support erpression: r^405
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