a worker at an automobile assembly plant checks new cars for defects. of the 280 cars he checks, 4 have defects. if 10,500 cars will be checked this month, predict the total number of cars that will have defects.​

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

i believe it's a.

i'm not sure on this one, most likely correct.

3/8