Question

How do you solve `(x+3)(x-6)=0`?

Answer 1

`x = -3 or x= 6`

Explanation:

any number multiplied by `0` is `0`.

this means that either `x+3` or `x-6` can be `0` for `(x+3)(x-6)` to be `0`.

if `x+3 = 0`, then `x = -3`

if `x-6 = 0`, then `x = 6`

hence, `x` can either be `-3` or `6`.