+0  
 
0
74
1
avatar

what numbers add into 13 and subtract into 7

 Mar 16, 2020
 #1
avatar+24924 
+1

I  think you are asking  two numbers thad add to 13    and their difference is 7

 

x+y =13

x-y =7       add the two equations together

2x = 20

x=10          since x+y = 13     y = 3

 Mar 16, 2020

28 Online Users

avatar
avatar