Question

Sam walks 15 minutes east to his friend’s house. Then he and his friend walk 4 minutes west to the bus stop.
Using compass directions on a number line, which expression can be used to find how many minutes Sam’s house is from the bus stop?

+15 + -4

-4 + -15

+15 + +4

-4 - +15

Answer 1

i would go with the first one

Answer 2

15 east + 15
4 west - 4

Answer 3

East and west are opposite to eachother on a horizontal line, so it would be 15min - 4 min

Answer 4

Your a great help @satellite73