7=r3+4

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Solution for 7=r3+4 equation: 



7=r3+4

We move all terms to the left:

7-(r3+4)=0

We add all the numbers together, and all the variables

-(+r^3+4)+7=0

We get rid of parentheses

-r^3-4+7=0

We do not support erpression: r^3

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