SOLUTION: One hundred and eighty is the product of a number and another number that is five times the original number. Whats the original number ?

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Question 1011238: One hundred and eighty is the product of a number and another number that is five times the original number. Whats the original number ?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

let the original number be x
if another number that is five times the original number, another number is 5x
if the product of a number and another number is 180, we have
x%2A5x=180
5x%5E2=180
x%5E2=180%2F5
x%5E2=36
x=sqrt%2836%29
solutions:
x=6 or x=-6