Method 1 y + 4 = (8/9)(x-6) 9y + 36 = 8x - 48 8x - 9y = 84 Method 2 y = mx + b -4 = (8/9)(6) + b -36 = 48 + 9b b = -84/9 y = (8/9)x - 84/9
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