80 students each study one of three languages. 31 study french. 28 study German. 21 study Spanish. One student is to picked at random Write down the probability that the student picked french

if it random then I think that the student prob. is 1/3 because there are three options

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