Question

True or False: |18 - 7| = |18|+ |-7|

Answer 1

false

Explanation:

because th abosulte value of negative 7 is positive 7 then the equation would not be equal

Answer 2

False.

General Formulas and Concepts:

Pre-Algebra

• Order of Operations: BPEMDAS

Algebra I

• |Absolute Value| - makes any number positive

Explanation:

Step 1: Define

|18 - 7| = |18| + |-7|

Step 2: Check

1. Subtract: |11| = |18| + |-7|
2. Evaluate: 11 = 18 + 7
3. Add: 11 ≠ 25

Here we see that 11 does not equal 25.

∴ The statement is false.