Question

, use a number line. Start at 0. Move forward 5 and then back up 7. How many yards must he get to get back to 0?

Answer 1

He must move two yards to get back to zero.

Explanation:

He started at 0.

Moved forward 5 on the number line which puts him at 5

Then he moved back 7 which puts him at -2 on the number line

So from -2 on the number line he has to move 2 spaces to the right to get back to 0.

Hope this helps!! And good luck!

Answer 2

2 yards.

Explanation:

If you do what was stated in the problem, you would be left at -2. So, you would need to move up 2 yards to get back to 0.