Matematika

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tolong bantuin ya teman
tolong bantuin ya teman

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  • 2x - 10 + 3x - 20 = 180
    5x = 210
    x = 42

    AGE = 2x - 10 = 2(42) - 10 = 74
    GHD = 3x - 20 = 3(42) -20 = 106

    selisih = 32

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