Matematika

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tolongg bantu jawabbb sama caranyaa
tolongg bantu jawabbb sama caranyaa

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2 Jawaban

  • 24. 180-50-2x=130-2x
    130-2x+5x-40=180
    3x+90=180
    3x=90
    x=30
    130-2(30)=130-60=70
    JAWAB:C(70)

  • 24. 5x-40 = 2x+50
    5x-2x = 50+40
    3x = 90
    × = 30
    180 = 50 + 2×30 + x
    180 = 50 + 60 + x
    180 = 110 + x
    x = 70
    25. D
    26. 3/2,5 = x/90
    2,5x= 970
    x= 108

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