Matematika

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pliss jwb bsk mau di kumpulin
pliss jwb bsk mau di kumpulin

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  • 180 = 65 + (2x + 9) + (6x + 2)
    180 = 76 + 8x
    104 = 8x
    x = 104/8 = 13

    <ACB = 6x + 2
    <ACB = 6(13) + 2 = 78 + 2 = 80

    semoga membantu

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