How do you simplify $(2x - 5)(x - 9)$ ?

Question

2653 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-04-11T11:52:37

$2x²-23x+45$

$(2x-5)(x-9)=2x*x-2x*9-5*x-5*(-9)$
$=2x²-18x-5x+45$
$=2x²-23x+45$
\0/ here's our answer !

How do you simplify (2x - 5)(x - 9)(2x - 5)(x - 9)?