Solve by Using the Substitution Method $$\begin{array} { l } 2 x - y = - 20 \\y = - 2 x\end{array}$$

question 93

Multiple Choice

Solve by using the substitution method. $$\begin{array} { l } 2 x - y = - 20 \\y = - 2 x\end{array}$$

• A) (-5, 10)
• B) (-3, 6)
• C) (-8, 16)
• D) No solution; { }; inconsistent system

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