Algebra & Equations · Question 16 · Easy

Solve for x: 7x − 4 = 3x + 20.

  1. 4
  2. 5
  3. 6
  4. 8
Answer and explanation

Answer: C. 6

Explanation: 7x − 3x = 20 + 4, so 4x = 24 and x = 6.

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