Question

How do you multiply `4a(5a - 2)`?

Answer 1

`4a(5a-2)=20a^2-8a`

Explanation:

To solve this we use the distributive property, and it goes like this:
`a(b+c) = ab + ac`

Now by applying this knowledge, we can solve this problem:
`4a(5a-2)=20a^2-8a`