4
algebraIf , what is the value of ?
A
10
B
5
C
1
D
20
Correct Answer: A
Choice Bhoice C is the correct answer.
- Combine:
- Simplify:
- Verify: ✓
Choice Bhoice C is incorrect because calculation error.
Choice Bhoice D is incorrect because calculation error.
Choice Bhoice D is incorrect because calculation error.