Solve the system by the method of substitution.Check your solution(s) graphically. $$\left\{ \begin{array} { r }
2 x + y = 9 \
- x + y = 0
\end{array} \right.$$
A)(-5, -5)
B)(3, 3)
C)(5, 5)
D)(-3, -3)
E)(5, 3)

Question

Solve the system by the method of substitution.Check your solution(s) graphically.  $$\left\{ \begin{array} { r } 
2 x + y = 9 \
- x + y = 0
\end{array} \right.$$  
A)(-5, -5) 
B)(3, 3) 
C)(5, 5) 
D)(-3, -3) 
E)(5, 3)

Quizplus · Accepted Answer

The Answer of Solve the system by the method of substitution.Check your solution(s) graphically.  $$\left\{ \begin{array} { r } 
2 x + y = 9 \
- x + y = 0
\end{array} \right.$$  
A)(-5, -5) 
B)(3, 3) 
C)(5, 5) 
D)(-3, -3) 
E)(5, 3)

Solve the System by the Method of Substitution {2x+y=9−x+y=0\left\{ \begin{array} { r } 2 x + y = 9 \\- x + y = 0\end{array} \right.{2x+y=9−x+y=0​

Solve the System by the Method of Substitution $\left\{ \begin{array} { r } 2 x + y = 9 \\- x + y = 0\end{array} \right.$