Question

Как решить? (2$x^{2}$– 3х) – (5х – $x^{2}$)

Answer 1

х(2х-3)-х(5-х)=х(2х-3-5+х)=х(3х-8)

Answer 2

(2х²-3х)-(5х-х²)=2х²-3х-5х+х²=3х²-8х