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BARSIC [14]
3 years ago
10

3x+6(x-11)=5x-18 Simplify (solve for variable)

Mathematics
1 answer:
krok68 [10]3 years ago
8 0

Answer:

x = 12

General Formulas and Concepts:

<u>Pre-Algebra</u>

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
  • Subtract Property of Equality<u> </u>

<u>Algebra I</u>

  • Terms/Coefficients

Step-by-step explanation:

<u>Step 1: Define</u>

3x + 6(x - 11) = 5x - 18

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Distribute 6:                      3x + 6x - 66 = 5x - 18
  2. Combine like terms:         9x - 66 = 5x - 18
  3. Isolate <em>x</em> terms:                 4x - 66 = -18
  4. Isolate <em>x</em> term:                   4x = 48
  5. Isolate <em>x</em>:                            x = 12
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