How to solve x³+10 = 2√81 , y³-x² = ³√125+2√81

sqrt(81) = 9
cuberoot(125) = 5

now that u need to find: x^3 + 10 = 18
y^3 - x^2 = 5+2(9) = 23

x^3 = 18-10 = 8
x= 2
y^3 - 2^2 = 23
y^3 = 27
y = 3

there u find x = 2 and y = 3