Question

Please explain in an easy way how to evaluate the following.

Answer 1

Hi there!

The | | signs mean that we must make the value positive, so:

(a)  | -5 + 9 | =

Solve for the inside:

| 4 | = 4

(b)

| -5 | + 9 =

Make the value positive:

5 + 9 = 14

Answer 2

A-4 b-14 this is because 9-5 is 4 and -5 is turned to 5 in b cause of the lines so 9+5 is 14