posted by Matthew .
how do u factor 7x^3+28x^2-35x ?
It doesn't help us help you when you change your name, Matthew or Student. You've already received help on at least two similar problems.
How do you think you should factor this problem?
"For factoring, the first step is to look for common factor for all the terms."
After that, give it a try to factor. If you have trouble going further, post where you're at for help. We're listening.