Respuesta :

Space

Answer:

x = 30°

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

Geometry

  • All angles in a triangle add up to 180°

Step-by-step explanation:

Step 1: Set Up Equation

53° + 97° + x° = 180°

Step 2: Solve for x

  1. Combine Like Terms:                     x° + 150° = 180°
  2. Isolate x:                                          x = 30°