What is the greatest common factor of 24 and 64?
a. 8
b. 4
c. 12
d. 36

A - 8

Step-by-step explanation:

The greatest common factor of two or more numbers is the largest positive integer

A

Step-by-step explanation: Because I did a whole lesson on GCF and know this is the correct answer.

the range is 19

step-by-step explanation:

the range is biggest number minus the smallest, so in this case it would be

41 - 22 = 19

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