Solve the system using Gaussian elimination. If $( x , y )$ is the solution to the system, give the value of $2 x - y$.
$$\left\{ \begin{array} { c }
x + y = 24 \
x - 2 y = - 3
\end{array} \right.$$
A) $\quad 19$
B) $\quad 20$
C) 21
D) 24
E) $\quad 18$

Question

Solve the system using Gaussian elimination. If $( x , y )$ is the solution to the system, give the value of $2 x - y$.
$$\left\{ \begin{array} { c } 
x + y = 24 \
x - 2 y = - 3
\end{array} \right.$$
A) $\quad 19$
B) $\quad 20$
C) 21
D) 24
E) $\quad 18$

Quizplus · Accepted Answer

The Answer of Solve the system using Gaussian elimination. If $( x , y )$ is the solution to the system, give the value of $2 x - y$.
$$\left\{ \begin{array} { c } 
x + y = 24 \
x - 2 y = - 3
\end{array} \right.$$
A) $\quad 19$
B) $\quad 20$
C) 21
D) 24
E) $\quad 18$

Solve the System Using Gaussian Elimination (x,y)( x , y )(x,y)

Solve the System Using Gaussian Elimination $( x , y )$