+0  
 
+2
105
1
avatar+580 

The real numbers x,y  and z satisfy the equations x+2y+3z=950 and 3x+2y+z=1450. What is the average of x, y and z?

 Sep 9, 2022
 #1
avatar+2444 
0

Add the equations up.

 

Divide by 4. 

 

Can you find the average from here?

 Sep 9, 2022

6 Online Users