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Solve the System of Linear Equations Below by the Method {2x+y=72x5y=27\left\{ \begin{array} { c } - 2 x + y = 7 \\2 x - 5 y = - 27\end{array} \right.

Question 9

Multiple Choice

Solve the system of linear equations below by the method of elimination, if a single solution exists. {2x+y=72x5y=27\left\{ \begin{array} { c } - 2 x + y = 7 \\2 x - 5 y = - 27\end{array} \right.


A) x=3 and y=2x = - 3 \text { and } y = - 2
B) x=1 and y=5x = - 1 \text { and } y = 5
C) x=1 and y=2x = - 1 \text { and } y = - 2
D) x=1 and y=0x = - 1 \text { and } y = 0
E) infinitely many solutions

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