Four times a number is 21 more than the number. What is the number?
6 answers
I think the answer is 7!
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
3x = 21
x = 7
Anna "thought" the answer is 7
Now you can be 100% sure that the answer is 7
Very funny.....
Princess Anna -- at least Prof Reiny showed the student how he got the right answer.
Yeah, guess your right. I wasn't really sure about this one.....
but, yeah the answer is
7 as Reiny has just explained.
7 as Reiny has just explained.
9 answers