coccassi function algebra
Algebra
Level
4
\[ x + y = 5 xy \\ y + z = 6yz \\ z + x = 7 z x \]
If \( xyz \neq 0 \), then the value of \( x+y+z \) can be expressed as \( \frac{a}{b} \), where \(a\) and \(b\) are positive coprime integers. What is \(a+b\)?
by
Jai Gupta