Which expressions are factors of the expression

-24xyz - 12xy + 20xyz

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

Ineed someone to me answer my question i have to have this done and knocked out

On average a herd of elephants travels 10 miles in 12 hours you can use that information to answer different questions drag each expression to show which is answers