SOLUTION: find a number such that when 5 is subtracted from 5 times the number, the result is 4 more than twice the number.
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Question 457010: find a number such that when 5 is subtracted from 5 times the number, the result is 4 more than twice the number.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
find a number such that when 5 is subtracted from 5 times the number,
the result is 4 more than twice the number.
:
Just write an equation for exactly what it says ("the result" means equal):
:
5n - 5 = 2n + 4
5n - 2n = 4 + 5
3n = 9
n = 3
:
:
See if that works
5(3) - 5 = 2(3) + 4
15 - 5 = 6 + 4
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