7
algebra

Solve: 2x3+4=10\frac{2x}{3} + 4 = 10

A

12

B

21

C

6

D

9

Correct Answer: D

Choice Ahoice B is the correct answer.

  1. Subtract 4: 2x3=6\frac{2x}{3} = 6
  2. Multiply by 3: 2x=182x = 18
  3. Divide by 2: x=9x = 9
  4. Verify: 183+4=6+4=10\frac{18}{3} + 4 = 6 + 4 = 10

Choice Ahoice D is incorrect because calculation error.

Choice Ahoice D is incorrect because calculation error.

Choice Ahoice C is incorrect because calculation error.