a+(a3/4)=21

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Solution for a+(a3/4)=21 equation: 



a+(a3/4)=21

We move all terms to the left:

a+(a3/4)-(21)=0

We add all the numbers together, and all the variables

a+(+a3/4)-21=0

We get rid of parentheses

a+a3/4-21=0

We multiply all the terms by the denominator


a*4+a3-21*4=0

We add all the numbers together, and all the variables

a^3+a*4-84=0

Wy multiply elements

a^3+4a-84=0

We do not support eapression: a^3

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