igalarza2510 igalarza2510

22-09-2020
Mathematics

contestada

The difference between 3 times a number and 21

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marie20emily06 marie20emily06

23-09-2020

Answer:

3 times 7 = 21

Step-by-step explanation:

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timothyrabbit53 timothyrabbit53

23-09-2020

Answer:

3x-21

Step-by-step explanation:

times means multiply and a number means a variable, and difference means subtract

Answer Link

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