Multiple Choice Question (MCQ)
Which of the ordered pairs is the solution to the equations
\begin{cases} x+2y=5 & \\ x2y=9 & \end{cases}

×
(7,1)

×
(1,7)

✓
(7,1)

×
(7,1)

×
(1,7)
Which of the ordered pairs is the solution to the equations
\begin{cases} x+2y=5 & \\ x2y=9 & \end{cases}
(7,1)
(1,7)
(7,1)
(7,1)
(1,7)
\begin{cases} x+2y=5 & \\ x2y=9 & \end{cases}
2x = 14
\therefore x = 7
Plug in the equation, we get
y = 1