7
Answer: ASet 3: Linear Inequalities
Explanation
Solve:
A.✓ Correct
All real numbers
B.
No solution
C.
D.
Detailed Explanation
Choice A is correct. Choice A is the correct answer. Analyze the properties of absolute value. 1. Property: for all real . 2. Comparison: Is a non-negative number always greater than -5? Yes. 3. Conclusion: True for all real numbers. Strategic Tip: If , 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.
Key Steps:
•
The correct answer is All real numbers
Why others are wrong:
B: Choice B is incorrect and may result from a calculation error.
C: Choice C is incorrect and may result from a calculation error.
D: Choice D is incorrect and may result from a calculation error.
🎯 Keep Practicing!
Master all sections for your best SAT score