We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
+1
192
1
avatar+26 

3u+9-11u=-23

 Feb 5, 2019
 #1
avatar+104796 
+1

3u + 9 -11u = -23   combine like terms on the left side

 

-2u + 9  =   -23       subtract  from both sides

 

-2u = -32           divide both sides by -2

 

u = 16

 

 

cool cool cool

 Feb 5, 2019

18 Online Users

avatar
avatar