Given the system of equations, y = x + 7 and y = 11 - x.
Use substitute method to find the value of x and y.
[tex]\begin{gathered} x+7=11-x \\ 2x=4 \\ x=2 \end{gathered}[/tex]So, y = 2+7 = 9.
Thus, the solution of the system of equation is (2,9).
So, option (2) is correct.
