Question

If (2,4) lies in the graph of y=f(x), what point must lie on y=f(x+5)

Answer 1

y = f(x + 5) is y = f(x) shifted 5 units to the left.

So if (2, 4) is in the graph of f(x), then (2, -1) is in the graph of y = f(x + 5).