Question

How do you simplify `3b(b-5)`?

Answer 1

`=3b^2 -15b`

Explanation:

`3b(b-5)`

`=color(blue)(3b) xx (b-5)`

`=color(blue)(3b) xx (b) + color(blue)(3b)xx (-5)`

`=3b^2 -15b`