Which is a factor of 2x^2y^4 - 10x^2y + 14y^3 -70

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

What value of x is in the solution set of 4x – 12 s 16 + 8x?