starting at sea level a submarine descended at a constant rate to a depth of -3/4 mile relative to sea level in 5 minutes what was the submarines depth relative after the first minute

4.6875 pounds

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

the correct answer is 1: 2

step-by-step explanation:

hope this your welcome : )

28

step-by-step explanation:

because that's the answer