6
Answer: ASet 5: Linear Inequalities (Advanced)
Explanation
Solve:
A.
✓ Correct
B.
C.
D.
Detailed Explanation
Choice A is correct. Choice A is the correct answer. Distribute both sides, then collect like terms. 1. Distribute left: 2. Subtract 5 x: 3. Add 12: 4. Divide by 3: Strategic Tip: When both sides have parentheses, distribute each side completely before combining. Choice B is incorrect because it reverses the inequality without justification. Choice C is incorrect because it uses 7 instead of . Choice D is incorrect because it combines wrong value and wrong direction.
Key Steps:
•
The correct answer is
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