Question

Factor completely 4x2 + 20x.

Answer 1

`4x(x+5)`

Explanation:

`4x^2 + 20x`

The highest common factor of the expression is
`4x`

`4x(x)+4x(5)`

`4x(x+5)`

Answer 2

`4x(x + 5)`

Explanation:

`4 {x}^(2) + 20x \\ 4x(x + 5)`