9
algebraSolve:
A
8
B
54
C
42
D
288
Correct Answer: A
Choice Ahoice C is the correct answer. We divide by the coefficient to isolate .
- Start with the equation:
- Divide both sides by 6:
- Simplify:
- Verify: ✓
💡 Multiplication Tables: Knowing that helps you solve this instantly.
Choice Ahoice D is incorrect because this results from subtracting: . Subtraction is not the inverse of multiplication.
Choice Ahoice B is incorrect because this comes from adding: . Addition doesn't undo multiplication.
Choice Ahoice C is incorrect because this results from multiplying: . This compounds the problem instead of solving it.