Which number line shows the solution set for 1p-31= 9? + + + + -3 + 12 -12 -9 무 0 3 6 9 + -12 -9 + 3 + 6 + 9 6 -3 0 12 + + -12 -9 + 6 -3 + 3 6 9 12 + + -3 -12 -9 0 3 6 9 12 9 4​

3

step-by-step explanation:

divide 13.5 by 9 to get the scale factor. it equals 1.5

2 * 1.5 = 3

8

step-by-step explanation:

the answer on ed. is:

c. "the graph of f(x) has exactly two x-intercepts."

hope i could someone! : )