Question

Evaluate x – y if x = 5 and y = -2.

Answer 1

It would be 5-(-2) which would change to 5+2 which equals 7.

Answer 2

Answer:

7

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Step-by-step explanation:

Step 1: Define

x - y

x = 5

y = -2

Step 2: Evaluate

1. Substitute:                    5 - -2
2. Simplify:                        5 + 2
3. Add:                              7