xy^3-7=90

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Solution for xy^3-7=90 equation: 


Simplifying
xy3 + -7 = 90

Reorder the terms:
-7 + xy3 = 90

Solving
-7 + xy3 = 90

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + xy3 = 90 + 7

Combine like terms: -7 + 7 = 0
0 + xy3 = 90 + 7
xy3 = 90 + 7

Combine like terms: 90 + 7 = 97
xy3 = 97

Divide each side by 'y3'.
x = 97y-3

Simplifying
x = 97y-3

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