SOLUTION: five times the difference of a number and two is seven more then that number

Question 976614: five times the difference of a number and two is seven more then that number
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
let n= "the number
:
Write an equation for exactly what it says.
"five times the difference of a number and two is seven more then that number"
5(n-2) = n + 7
solve the equation in the normal way
5n - 10 = n + 7
5n - n = 7 + 10
4n = 17
n = 17/4
n = 4.25
:
:
See if that checks out
5(4.25-2) = 4.25 + 7
5(2.25) = 11.25

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