211k views
2 votes
If a number is added to twice the number, the result is -21, what is the number?

2 Answers

2 votes

Answer:

-7

Explanation:

you are basically multiplying one number by three

so divide -21 by three and you get -7

User GRboss
by
7.9k points
4 votes

Answer: -10.5

Explanation:

-21 รท 2 = -10.5

โ†‘

divided by two because it was added twice

User Paulroho
by
9.5k points

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