7
algebra

Solve: 52x=10\frac{5}{2}x = 10

A

20

B

4

C

25

D

2

Correct Answer: B

Choice Choice B is the correct answer.

  1. Multiply by 2: 5x=205x = 20
  2. Divide by 5: x=4x = 4
  3. Verify: 52(4)=5(2)=10\frac{5}{2}(4) = 5(2) = 10

Choice Choice C is incorrect because calculation error.

Choice Choice A is incorrect because calculation error.

Choice Choice A is incorrect because calculation error.