Simplify the difference. (7w2 – 7w – 8) – (5w2 + 2w – 3)

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

What is the surface area of the triangular prism?

You're on a residential construction team doing roofing. the pitch of a roof is 13 rise over run. find the rise if the horizontal run of the roof is 15 feet 34 inches.