SOLUTION: One number is 10 less than twice another if their difference is 31, what is the larger number?
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Question 612469: One number is 10 less than twice another if their difference is 31, what is the larger number?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Let 
represent "another" number. Then "One" number is 
. Then:
\ -\ x\ =\ 31)
Solve for
But you aren't told in which order to take the difference, so it is also true that:
\ =\ 31)
Solve for the other possible value of
One way, "another" number is larger, the other way, "One" number is larger.
John
My calculator said it, I believe it, that settles it
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