# Math Help - factorise

1. ## factorise

hi i need to know how to factorise this please:

5x^2 + 35x

2. Originally Posted by andyboy179
hi i need to know how to factorise this please:

5x^2 + 35x

The greatest common factor of $5x^2+35x$ is $5x$
$5x^2+35x=5x(x+7)$