The slopes of lm and hn both equal 0. what can you conclude about the segments

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2