Mathematics
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OpenStudy (anonymous):
Seven more than 2 times a number is 23.
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OpenStudy (dangerousjesse):
7+2n=23
OpenStudy (dangerousjesse):
23-7=16
16\(\div\)2=8
n=8
OpenStudy (anonymous):
The difference of 2 times a number and 7 is 23.
OpenStudy (cj49):
let the number be "n".seven more means 7 plus
and two times a number means 2x n....now can u slove it @THEUSER822
OpenStudy (anonymous):
7n + 2 = 23
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OpenStudy (cj49):
nopes two times a number means 2x n = 2n
therefore 7+2n=23
OpenStudy (dangerousjesse):
2n-7=23
23+7=30
30\(\div\)2=15 for the second one.
OpenStudy (dangerousjesse):
So n=15
OpenStudy (anonymous):
The sum of 7 times a number and 2 is 23.
OpenStudy (dangerousjesse):
What do you think? :)
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OpenStudy (anonymous):
@DangerousJesse @ninamae05 @matimaticas
OpenStudy (anonymous):
i think 2n + 7 = 23
OpenStudy (dangerousjesse):
So you're saying "7 times a number"=2n?
OpenStudy (anonymous):
what about this one it my second one 7n + 2 = 23
OpenStudy (dangerousjesse):
Yes, that's correct. :)
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OpenStudy (anonymous):
1 more Seven less than 2 times a number is 23.
OpenStudy (anonymous):
Seven less than 2 times a number is 23
OpenStudy (dangerousjesse):
x less than y= y-x
What do you think?
OpenStudy (anonymous):
2n-7=23
OpenStudy (dangerousjesse):
Yes, that's right.
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OpenStudy (anonymous):
thx