SOLUTION: The sum of three numbers is 207. The second number is 8 times the first, while the third is 3 less than the first. Find the middle number.

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Question 1034301: The sum of three numbers is 207. The second number is 8 times the first, while the third is 3 less than the first. Find the middle number.
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
Hi there,
Make First number = x
Second number = 8x
Third number = x - 3
x + 8x + x - 3 = 207
Collect like terms.
10x = 207 + 3
10x = 210
x = 21.
First number = 21
Second number = 168
Third number = 18
Hope this helps :-)