Question

9 solve the system of equations by substitution: $x - y = 1$ $y = 5$

Explanation:

Step1: Substitute $y=5$ into first equation

$x - 5 = 1$

Step2: Solve for $x$

$x = 1 + 5$

Answer:

$x=6$, $y=5$ (or the ordered pair $(6, 5)$)