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Can yall help me with this:)

Can yall help me with this:)-example-1
User Tomk
by
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1 Answer

4 votes

Answer:

x = 7

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°

Explanation:

Step 1: Set up Equation

Every angle must add up to 180°.

(6x - 6)° + 54° + 90° = 180°

Step 2: Solve for x

  1. Combine like terms: 6x + 138 = 180
  2. Isolate x term: 6x = 42
  3. Isolate x: x = 7
User Skylar Anderson
by
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