Respuesta :

Space

Answer:

x = 24°

General Formulas and Concepts:

Pre-Alg

  • Equality Properties

Geometry

  • Definition of a Line: A line is 180°

Step-by-step explanation:

Step 1: Set up equation

x + 156 = 180

Step 2: Solve for x

  1. Subtract 156 on both sides:               x = 24