6
algebra

If 8x−3x+5=258x - 3x + 5 = 25, what is the value of xx?

A

6

B

20

C

4

D

5

Correct Answer: C

Choice Dhoice A is the correct answer.

  1. Combine like terms: 5x+5=255x + 5 = 25
  2. Subtract 5: 5x=205x = 20
  3. Divide by 5: x=4x = 4
  4. Verify: 8(4)−3(4)+5=32−12+5=258(4) - 3(4) + 5 = 32 - 12 + 5 = 25 ✓

Choice Dhoice D is incorrect because calculation error.

Choice Dhoice C is incorrect because calculation error.

Choice Dhoice C is incorrect because calculation error.

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Linear Functions Set 12