Question

What is 3(x+4)-1=7 can you show me how to do this

Answer 1

Answer:

x = -4/3

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

Step-by-step explanation:

Step 1: Define

Identify

3(x + 4) - 1 = 7

Step 2: Solve for x

1. [Addition Property of Equality] Add 1 on both sides:                                     3(x + 4) = 8
2. [Division Property of Equality] Divide 3 on both sides:                                 x + 4 = 8/3
3. [Subtraction Property of Equality] Subtract 4 on both sides:                        x = -4/3