Matematika

Pertanyaan

Tolong ya buat besok makasih.
Tolong ya buat besok makasih.

1 Jawaban

  • 1.)4a+5=37
    =>4a=37-5
    =>4a=32
    =>a=32/4=8

    2.)8x-8=-24
    =>8x=-24+8
    =>8x=-16
    =>x=-16/8=-2

    6.)p/3=-1
    =>p=-1.3
    =>p=-3

    7.)5p-8=7p+12
    =>5p-7p=12+8
    =>-2p=20
    =>p=20/-2=-10

    8.)9-2y=4y-6
    =>-2y-4y=-6-9
    =>-6y=-15
    =>y=-15/-6
    =>y=15/6=5/2

    9.)4(y-3)=11y+7
    =>4y-12=11y+7
    =>4y-11y=7+12
    =>-7y=19
    =>y=19/-7

    10.)5(y+2)=9y-15
    =>5y+10=9y-15
    =>5y-9y=-15-10
    =>-4y=-25
    =>y=-25/-4
    =>y=25/4

    hanya itu maaf ya