Question

Describe all numbers x that are at a distance of 1/2 from the

number – 4. Express this using absolute value notation.

Answer 1

| x + 4 | = 1/2

Explanation:

We want the numbers on the number line that are at a distance of 1/2 from "-4".

We can express such via the absolute value as :

| x - (-4) | = 1/2

| x + 4 | = 1/2