4
algebra

If 1.5x0.5x=101.5x - 0.5x = 10, what is the value of xx?

A

10

B

5

C

1

D

20

Correct Answer: A

Choice Bhoice C is the correct answer.

  1. Combine: 1.0x=101.0x = 10
  2. Simplify: x=10x = 10
  3. Verify: 155=1015 - 5 = 10

Choice Bhoice C is incorrect because calculation error.

Choice Bhoice D is incorrect because calculation error.

Choice Bhoice D is incorrect because calculation error.