Select the ordered pair that is a solution of the system of equations. $\left\{ \begin{array} { l }
2 x - y = 3 \
8 x + y = - 18
\end{array} \right.$
A)(-6, $- \frac { 3 } { 2 }$ )
B)(3, 6)
C)( $- \frac { 3 } { 2 }$ , -6)
D)( $\frac { 3 } { 2 }$ , 6)
E)(-3, -6)

Question

Select the ordered pair that is a solution of the system of equations.  $\left\{ \begin{array} { l } 
2 x - y = 3 \
8 x + y = - 18
\end{array} \right.$
A)(-6, $- \frac { 3 } { 2 }$ )
B)(3, 6)
C)( $- \frac { 3 } { 2 }$ , -6)
D)( $\frac { 3 } { 2 }$ , 6)
E)(-3, -6)

Quizplus · Accepted Answer

Adding the two equations eliminates $y$, leading to $10x = -15$, which simplifies to $x = -\frac{3}{2}$. Substituting $x = -\frac{3}{2}$ into the first equation gives $y = -6$.

Select the Ordered Pair That Is a Solution of the System