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anonymous

  • one year ago

Which equation matches the sentence? Column A Column B 1. Three less than 9 times a number is 21. 2. The sum of 3 times a number and 9 is 21. 3. The difference of 9 times a number and 3 is 21. 4. Nine less than 3 times a number is 21. A. 3n + 9 = 21 B. 9n – 3 = 21 C. 3n – 9 = 21

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  1. ***[ISURU]***
    • one year ago
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    I'll help you for the first one..the rest is up to u :) take the number as "n" 9 times the number = 9n three less than 9 times the number = 9n - 3 three less than 9 times the number is 21 means 9n - 3 =21

  2. anonymous
    • one year ago
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    ok thanks

  3. anonymous
    • one year ago
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    so is the 2 one a.

  4. ***[ISURU]***
    • one year ago
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    yes its "B" for the "1st" one . can u work the rest ? :)

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