What is the measure of ac?
30
90e
90° в
оа. 120°
ов. 90°
ос. 30°
od. 150°

OA.120%

Step-by-step explanation:

hcjjrhgff dfyhvru rfg fygcgyh ftg

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

1 + (6 / x - 1)

step-by-step explanation:

divide using polynomial division.