+0  
 
-1
168
1
avatar+52 

x^2+2x-1=9 how do I solve this.

killersteve27  Mar 14, 2017
Sort: 

1+0 Answers

 #1
avatar+10613 
0

Re-arrange to look like this:

x^2+2x-10 = 0  

Now use the Quadratic Formula to solve for 'x'

 

\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)

ElectricPavlov  Mar 14, 2017

6 Online Users

We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.  See details