y^2+x^3=21

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Solution for y^2+x^3=21 equation: 


Simplifying
y2 + x3 = 21

Reorder the terms:
x3 + y2 = 21

Solving
x3 + y2 = 21

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1y2' to each side of the equation.
x3 + y2 + -1y2 = 21 + -1y2

Combine like terms: y2 + -1y2 = 0
x3 + 0 = 21 + -1y2
x3 = 21 + -1y2

Simplifying
x3 = 21 + -1y2

Reorder the terms:
-21 + x3 + y2 = 21 + -1y2 + -21 + y2

Reorder the terms:
-21 + x3 + y2 = 21 + -21 + -1y2 + y2

Combine like terms: 21 + -21 = 0
-21 + x3 + y2 = 0 + -1y2 + y2
-21 + x3 + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-21 + x3 + y2 = 0

The solution to this equation could not be determined.

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