volume_mute

Multiply

publish date: 2023/05/29 00:40:00 GMT+10

Please keep the order and numbers to come before variables 

3(3b - 4)

volume_mute

Correct Answer

$9b-12$

Explanation

  • Distribute the multiplication by 3
    • 3(3b - 4) = 3(3b) - 3(4)
  • Do the multiplications.  Try to go directly to this step
    • = 9b - 12

Reference

Mathematics for college students

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