Solve the System by the Method of Substitution $$\left\{ \begin{array} { r } 7 x + y = 3 \\x ^ { 3 } - 3 + y = 0\end{array} \right.$$

question 291

Multiple Choice

Solve the system by the method of substitution.Check your solution(s) graphically. $$\left\{ \begin{array} { r } 7 x + y = 3 \\x ^ { 3 } - 3 + y = 0\end{array} \right.$$

• A) \(( \sqrt { 7 } , 3 + 7 \sqrt { 7 } ) , ( 0,3 ) , ( \sqrt { 7 } , 3 - 7 \sqrt { 7 } )\)
• B) \(( - \sqrt { 7 } , 3 + 7 \sqrt { 7 } ) , ( 0 , - 3 ) , ( \sqrt { 7 } , 3 - 7 \sqrt { 7 } )\)
• C) \(( - \sqrt { 7 } , 3 - 7 \sqrt { 7 } ) , ( 0,3 ) , ( \sqrt { 7 } , 3 - 7 \sqrt { 7 } )\)
• D) \(( - \sqrt { 7 } , 3 + 7 \sqrt { 7 } ) , ( 0,3 ) , ( \sqrt { 7 } , 3 + 7 \sqrt { 7 } )\)
• E) \(( - \sqrt { 7 } , 3 + 7 \sqrt { 7 } ) , ( 0,3 ) , ( \sqrt { 7 } , 3 - 7 \sqrt { 7 } )\)

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