(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

how to solve this:

4x^{3}+ 4y =0

4y^{3}+ 4x =0

the solution is x = 0,1,-1

y = 0,-1,1

how did they bring such result

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# Solve equation

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