Question

How do you multiply `(5 + x)(3 - 2x)`?

Answer 1

`=color(blue)(2x^2 - 7x +15`

Explanation:

`color(blue)((5+x))(3−2x)`

`=color(blue)((5)) * (3)+color(blue)((5)) * (-2x) + color(blue)(x) *(3) + color(blue)(x) .(-2x)`

`=15-10x +3x-2x^2`

`=color(blue)(2x^2 - 7x +15`