Solve the System by the Method of Substitution $$\left\{ \begin{aligned}x ^ { 2 } + y ^ { 2 } & = 625 \\7 x - 24 y & = 0\end{aligned} \right.$$

question 49

Multiple Choice

Solve the system by the method of substitution.
$$\left\{ \begin{aligned}x ^ { 2 } + y ^ { 2 } & = 625 \\7 x - 24 y & = 0\end{aligned} \right.$$

• A) \(( 24,7 ) , ( - 24 , - 7 )\)
• B) \(( 24,7 )\)
• C) \(( 24,7 ) , ( - 24,7 ) , ( - 24 , - 7 ) , ( 24 , - 7 )\)
• D) \(( 7,24 ) , ( 7 , - 24 )\)
• E) no real solution

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