Simplify to create an equivalent expression. -r+8(-5r-2)

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Write a story that matches with the expression 42x-5 pls hurry

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