The distance walking a marathon at a constant speed is directly proportional to the time of walking. if jennifer walked 9 miles in 3 hours, how many miles will she walk in 5 hours at the same constant speed?

goog may have it for you

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.