Stephen is making curtains for several windows in his aunt’s house. He determines that he needs 8.5 yards of fabric for each window. a. Write an equation to represent the number of yards of fabric needed given a certain number of windows.

Answer y = 8.5x

b. What is the rate of change in this situation?

Answer

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.