State the term of 3x squared minus one

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price