SOLUTION: Find the whole number greater than 0 such that when 5 times the number is subtracted from its square, the result is 0.

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Find the whole number greater than 0 such that when 5 times the number is subtracted from its square, the result is 0.      Log On


   

Question 700965: Find the whole number greater than 0 such that when 5 times the number is subtracted from its square, the result is 0.
Answer by Stitch(470) About Me  (Show Source):
You can put this solution on YOUR website!
A+%3E+0
A%5E2+-+5A+=+0
You can factor out an A
A%2A%28A-5%29=0
Now the eqaution is equal to zero when the outer A is zero.
0%2A%28A-5%29+=+0
But our value has to be larger than zero.
So now solve for the inner A
A+-+5+=+0
Add 5 to both sides
highlight%28A+=+5%29