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1. If 4x-7 <2x+13, then which of the following must be true?
- A. x < 7
- B. x < 7
- C. x < 7
- D. x < 7
Answer: Option B
Explanation:
Here, 4x - 7 < 2x + 13
or, 4x - 2x < 13 + 7
or, 2x < 20
or, x < 10
So, the statement x < 13 must be true.
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