+0  
 
+1
87
2
avatar+188 

The system of equations \(\[\frac{xy}{x + y} = 1, \quad \frac{xz}{x + z} = 2, \quad \frac{yz}{y + z} = 3\] \) exactly one solution. What is z in this solution?

 Jun 16, 2020
 #1
avatar
0

The solution is x = 3/4, y = 1/4, z = -4.

 Jun 16, 2020
 #2
avatar+179 
0

Nice job guest, but I think showing a little work never hurt.

Varxaax  Jun 16, 2020

30 Online Users