Respuesta :

Space

Answer:

x = 1/2

General Formulas and Concepts:

Pre-Algebra

Equality Properties

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

Algebra I

  • Terms/Coefficients

Step-by-step explanation:

Step 1: Define

Identify

2x - 1 = 1 - 2x

Step 2: Solve for x

  1. [Addition Property of Equality] Add 2x on both sides:                                  4x - 1 = 1
  2. [Addition Property of Equality] Add 1 on both sides:                                     4x = 2
  3. [Division Property of Equality] Divide 4 on both sides:                                 x = 2/4
  4. Simplify:                                                                                                             x = 1/2