Question

9х²у³-х²у³-10х²у³
как решить?​

Answer 1

9x²y³-x²y³-x²y³-10x²y³=-2x²y³

Answer 2

$9 {x}^{2} {y}^{3} - {x}^{2} {y}^{3} - 10 {x}^{2} {y}^{3} = - 2 {x}^{2} {y}^{3}$