Question

Factorise the following :
5a + 5x
6x - 15y
13ab - 26b​

Answer 1

5(a+x)

3(2x-5y)

13b(a-2)

Explanation:

Common in 5a + 5x is 5 so take it out.

Common in 6x -15y is 3 so take it out.

Common in 13ab-26b is 13b so take it out