Answer:
When x=5, y=4
Step-by-step explanation:
Whenever you have to solve these kinds of equations, all you have to do is substitute what you already have into it.
The equation you've been given is:
y = x - 1
They want you to find what y is, when x = 5
So substitute in x=5:
y = 5 - 1
y=4
Hope that helped : )
