10
algebra

Solve: 2x>5|2x| > -5

A

All real numbers

B

No solution

C

x>2.5x > -2.5

D

x<2.5x < 2.5

Correct Answer: A

Choice A is the correct answer. Analyze the properties of absolute value.

  1. Property: 2x0|2x| \geq 0 for all real xx.
  2. Comparison: Is a non-negative number always greater than -5? Yes.
  3. Conclusion: True for all real numbers.

?�� Strategic Tip: If A>negative|A| > \text{negative}, the answer is always All Real Numbers.

Choice B is incorrect because it is always true. Choice C is incorrect because it implies a restriction. Choice D is incorrect because it implies a restriction.