Find the Equation of the Line with the Given Slope $-$

Multiple Choice

Find the equation of the line with the given slope and y -intercept. Express the final equation in slope-intercept form. m = 9, b = $-$ 4

A) y = $-$ 4 x + 9
B) y = 9 x + 4
C) y = 4 x $-$ 9
D) y = 4 x + 9
E) y = 9 x $-$ 4