Question

Suppose that E and F are points on the number line.

If EF=9 and E lies at 4, where could F be located?
If there are several locations, separate them with commas.

Answer 1

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Answer:

-5 or 13

Explanation:

A point that is 9 units from 4 on the number line ca be located at ...

4 - 9 = -5

4 + 9 = 13

F could be either of -5, 13.