Last year 500 students enrolled in both math and art class. Of these students 82 got an A in math, 73 in art class, and 42 in both statistic and psychology. Find the probability that randomly selected student got an A in math or art class (or both).

answer: 2/4

step-by-step explanation:

c

step-by-step explanation:

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

step-by-step explanation:

cats