Determine the Real Solutions to the System of Nonlinear Equations $x y = 1$

question 146

Multiple Choice

Determine the real solutions to the system of nonlinear equations.
- $x y = 1$
$7 x - y = - 6$

• A) \(( - 7,7 ) , ( 1 , - 1 )\)
• B) \(\left( 7 , \frac { 1 } { 7 } \right) , ( - 1 , - 1 )\)
• C) \(( - 1 , - 1 )\)
• D) \(\left( \frac { 1 } { 7 } , 7 \right) , ( - 1 , - 1 )\)

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