+0  
 
0
513
1
avatar

2x-x-7=31

 Jan 14, 2017
 #1
avatar+129839 
0

2x-x-7=31  combine like terns

 

x - 7   = 31     add 7 to both sides

 

x = 38

 

 

cool cool cool

 Jan 14, 2017

0 Online Users