Question

How do I factorise 4 + 6x. Please show working out as well as answer, thanks!

Answer 1

2(2 + 3x).

Explanation:

The greatest common factor of 4 and 6x is 2, so we divide by 2 to get the factors:

4 / 2 = 2 and 6x / 2 = 3x so:

4 + 6x

= 2(2 + 3x).