Question

Three friends all live on the same street that runs west to east. Ben lives 7 blocks from Ann. Carol lives 2 from Ben. If the street is represented by a number line and ​Ann's house is located at​ 0, what are the possible locations for ​'s ​house?

Answer 1

Just use your number line for help but you have to figure out if the numbers are positive or negative.

Explanation:

If Ann lives at 0 and ben lives 7 blocks from Ann then you would say ben lives a number 7 on the number line and Carol lives 2 blocks from ben then carol would live at 9.

Answer 2

-9, -5,5,9

Just use a number line, it's easy.