Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set
notation to express the solution set.
-$$\left\{ \begin{array} { c }
x + 4 y = - 17 \
2 x + 4 y = - 18
\end{array} \right.$$
A) $\{ ( 0 , - 1 ) \}$
B) $\{ ( 1 , - 5 ) \}$
C) no solution; $\varnothing$
D) $\{ ( - 1 , - 4 ) \}$

Question

Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set
notation to express the solution set.
-$$\left\{ \begin{array} { c } 
x + 4 y = - 17 \
2 x + 4 y = - 18
\end{array} \right.$$
A) $\{ ( 0 , - 1 ) \}$
B) $\{ ( 1 , - 5 ) \}$
C) no solution; $\varnothing$
D) $\{ ( - 1 , - 4 ) \}$

Quizplus · Accepted Answer

The Answer of Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set
notation to express the solution set.
-$$\left\{ \begin{array} { c } 
x + 4 y = - 17 \
2 x + 4 y = - 18
\end{array} \right.$$
A) $\{ ( 0 , - 1 ) \}$
B) $\{ ( 1 , - 5 ) \}$
C) no solution; $\varnothing$
D) $\{ ( - 1 , - 4 ) \}$

Solve the System by the Addition Method {x+4y=−172x+4y=−18\left\{ \begin{array} { c } x + 4 y = - 17 \\2 x + 4 y = - 18\end{array} \right.{x+4y=−172x+4y=−18​

Solve the System by the Addition Method $\left\{ \begin{array} { c } x + 4 y = - 17 \\2 x + 4 y = - 18\end{array} \right.$