Ngraph?108+fog64Of(-3) = 94O f(-4) = gOf(-3) = g(Of(-4) = 962++B-4-3-2-12+ 1 2 3 4 5 6 x-6--8EL-10NO-120

Intersection of Lines
The image shows two lines, f(x) in blue and g(x) in red.
The lines intercept at one point (-3, -4).
This means that f(-3) = -4 and g(-3) = -4, therefore:
f(-3) = g(-3)