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Svetllana [295]
2 years ago
11

(2n−9)−5(−2.4n+4) Find the difference

Mathematics
1 answer:
goblinko [34]2 years ago
8 0

Answer:

14n - 29

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Distributive Property

<u>Algebra I</u>

  • Combining Like Terms

Step-by-step explanation:

<u>Step 1: Define</u>

(2n - 9) - 5(-2.4n + 4)

<u>Step 2: Simplify</u>

  1. Distribute -5:                         2n - 9 + 12n - 20
  2. Combine like terms (n):        14n - 9 - 20
  3. Combine like terms (Z):        14n - 29
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