What is the correct equation of this graph?

(A) y = 3x + 4

(B) y = -4x + 3

(C) y = -3x + 4

(D) y = 4x + 3

The y – intercept of the graph is located at (0,4), so only answers (A) and (C) would be possible. The graph is also falling, so the negative slope in (C) makes it the correct equation.