Choose the one alternative that best completes the statement or answers the question.
Use Cramer's rule to solve the linear system.
-$$\left\{ \begin{array} { c }
2 x + 5 y = 21 \
2 x + y = 1
\end{array} \right.$$
A) $x = 5 , y = - 2$
B) $x = - 5 , y = - 2$
C) $x = - 2 , y = 5$
D) $x = 2 , y = - 5$

Question

Choose the one alternative that best completes the statement or answers the question.
Use Cramer's rule to solve the linear system.
-$$\left\{ \begin{array} { c } 
2 x + 5 y = 21 \
2 x + y = 1
\end{array} \right.$$
A) $x = 5 , y = - 2$
B) $x = - 5 , y = - 2$
C) $x = - 2 , y = 5$
D) $x = 2 , y = - 5$

Quizplus · Accepted Answer

The Answer of Choose the one alternative that best completes the statement or answers the question.
Use Cramer's rule to solve the linear system.
-$$\left\{ \begin{array} { c } 
2 x + 5 y = 21 \
2 x + y = 1
\end{array} \right.$$
A) $x = 5 , y = - 2$
B) $x = - 5 , y = - 2$
C) $x = - 2 , y = 5$
D) $x = 2 , y = - 5$

Choose the One Alternative That Best Completes the Statement or Answers