Solve the system by the best method. Use set notation to express the solution set.
-$$\left\{ \begin{array} { l }
x + 8 y = 0 \
x - 8 y = 32
\end{array} \right.$$
A) $\{ ( 8 , - 1 ) \}$
B) $\{ ( 16 , - 2 ) \}$
C) $\{ ( 16,2 ) \}$
D) $\{ ( - 2,16 ) \}$

Question

Solve the system by the best method. Use set notation to express the solution set.
-$$\left\{ \begin{array} { l } 
x + 8 y = 0 \
x - 8 y = 32
\end{array} \right.$$
A) $\{ ( 8 , - 1 ) \}$
B) $\{ ( 16 , - 2 ) \}$
C) $\{ ( 16,2 ) \}$
D) $\{ ( - 2,16 ) \}$

Quizplus · Accepted Answer

By adding the two equations, we find $x = 16$. Substituting $x = 16$ into the first equation gives $y = -2$. Thus, the solution is $(16, -2)$.

Solve the System by the Best Method {x+8y=0x−8y=32\left\{ \begin{array} { l } x + 8 y = 0 \\x - 8 y = 32\end{array} \right.{x+8y=0x−8y=32​

Solve the System by the Best Method $\left\{ \begin{array} { l } x + 8 y = 0 \\x - 8 y = 32\end{array} \right.$