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3x + x + 8 = 204x + 8 = 204x = 12x = 3
3x = 2 x 9 2 x 9 = 18 3x = 18 18/x = 6 Therefore, x = 6
Let the number be x: 2(2x+4) = 3x+4 4x+8 = 3x+4 4x-3x = 4-8 x = -4
3x^2 + 10x + 8 = (3x + 4)(x + 2)