### Home > PC3 > Chapter 9 > Lesson 9.1.4 > Problem9-80

9-80.

$3x^{−1}y^{−1} – 2x^{−1} + 2y^{−1} = 1$ Homework Help ✎

1. What is the value of y when $x = -1$?

$3(-1)^{-1}y^{-1}-2(-1)^{-1}+2y^{-1} = 1$

2. Solve the equation for $y$.

$\frac{3}{xy}-\frac{2}{x}+\frac{2}{y}=1$