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Essay Preview: Math Report this essay Ch7-Ch8 Cumulative test Find the slope and y-intercept. x = -9 Slope: 0; y-intercept: (0, -9) Slope: 0; y-intercept: none Slope: undefined; y-intercept: (0, -9) Slope: undefined; y-intercept: none Match the graph with one of the equations. A) B) C) y = -3x + 1 D) y = 3x.