If 2x + y = 10 and x - y = 2, what is the value of x?
- A. 4 ✓
- B. 6
- C. 3
- D. 8
Correct answer
A. 4
Explanation
Adding both equations: (2x + y) + (x - y) = 10 + 2, giving 3x = 12, so x = 4.
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