This is really simple, please help with the work to go with it.

Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?

Which one is true about the hexagons ?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2