Question

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

Factor the expression.

20k + 50

Answer 1

`10[2k+5]`

Explanation:

we have

`20k+50`

Decompose each number in prime factors

we know that

`20=(2^(2))(5)`

`50=(2)(5^(2))`

substitute

`(2^(2))(5)k+(2)(5^(2))`

Factor (2)(5)

`(2)(5)[(2)k+(5)]\\10[2k+5]`