+0  
 
0
620
2
avatar+43 

k+8+7k

 Oct 27, 2015
 #1
avatar+129907 
+5

k+8+7k =

 

1k + 8 + 7k =    [combine like terms]

 

8k + 8

 

 

cool cool cool

 Oct 27, 2015
 #2
avatar+43 
0

thank u soo much

 Oct 27, 2015

2 Online Users

avatar