Asked by sheila

Four times a number is 21 more than the number. What is the number?
Answered by Princess Anna
I think the answer is 7!
Answered by Reiny
Four times a number is 21 more than the number ----> 4x = 21 + x
3x = 21
x = 7

Anna "thought" the answer is 7
Now you can be 100% sure that the answer is 7
Answered by Princess Anna
Very funny.....
Answered by Ms. Sue
Princess Anna -- at least Prof Reiny showed the student how he got the right answer.
Answered by Princess Anna
Yeah, guess your right. I wasn't really sure about this one.....
Answered by Miley23
but, yeah the answer is
7 as Reiny has just explained.
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