badateverything badateverything 10-10-2016 Mathematics contestada What is the slope and y-intercept of this line? y = -3x + 9 A.) Slope: 1 , y-intercept: -3 B.) Slope: -3 , y-intercept: 9 C.) Slope: 3 , y-intercept: -9 D.) Slope: 9 , y-intercept: -3 Thank you. :)