SOLUTION: What is the positive solution of: x^2 + 5x = 36 ? Thank you so much in advance!

Algebra ->  Trigonometry-basics -> SOLUTION: What is the positive solution of: x^2 + 5x = 36 ? Thank you so much in advance!       Log On


   

Question 233630: What is the positive solution of:
x^2 + 5x = 36 ?

Thank you so much in advance!
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
x^2 + 5x = 36
x^2 + 5x - 36 = 0
Factoring:
(x+9)(x-4) = 0
x = {-9,5}
.
The "positive" solution is then:
x = 5