Is this right? I chose the last 3. Please read all of them though.

These question are hard can you me with answers

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)