Mathematics knowledge · Difficulty 3
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
Which expression equals 6(x + 3)?
- 6x + 18
- 6x + 3
- x + 18
- 9x
Reveal answer and explanation
6x + 18
Use the distributive property: 6 × x + 6 × 3 = 6x + 18.