Question

How do you solve `(3a + 7)(a +2) = 0`?

Answer 1

`a=-7/3 or -2`

Explanation:

`(3a+7)(a+2)=0`

`:.`
Either `(3a+7) =0 -> a=-7/3`
Or `(a+2) = 0 -> a=-2`

Hence, `a=-7/3 or -2`