Question

What is the answer to 2x+3=7?​

Answer 1

x = 2

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

Equality Properties

• Multiplication Property of Equality
• Division Property of Equality
• Addition Property of Equality
• Subtraction Property of Equality

Explanation:

Step 1: Define

2x + 3 = 7

Step 2: Solve for x

1. [Subtraction Property of Equality] Subtract 3 on both sides: 2x = 4
2. [Division Property of Equality] Divide 2 on both sides: x = 2