Which of the following graphs best represents the solution to the pair of equations below?

y = –2x + 2
y = 2x + 2 (4 points)

ps: graphs are attached

Which choice represents the sample space ,s for this event

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?