c) -5 d) 5 4. -3- (-7) a) -4 b) -10 c) 4 d) 10 + 5. -3-3 a) -6 b) 0 c) 6 d) -9 6) Sam took 4 steps south and then 9 steps north. What is his distance and direction from the original location? (Use a vertical number line if needed.) a) -13 b) 13 c) 5 d) -5 7) Sierra is calculating her golf score and she had 5 holes of golf completed. So far she has a 1,-1,-2,-2, and +1. What is her total score? a) -4 b) 7 c) -3 d) 3 9+​

answer: the answer is ann

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!

oof

step-by-step explanation: