Matematika

Pertanyaan

bantu saya kerjakan tugas bang
bantu saya kerjakan tugas bang

1 Jawaban

  • 5x+4 = 6+3x
    5x-3x = 6-4
    2x = 2
    x = 2/2 = 1

    2y+11 = 6-y
    2y+y = 6-11
    3y = -5
    y = -5/3

    7/2x = 1 - x/6
    7/2x + 1/6x = 1
    21/6x + 1/6x = 1
    22/6x = 1
    11/3x = 1
    x = 1 x 3/11
    x = 3/11

    2(a+2) = 6(a-2)
    2a+4 = 6a-12
    2a-6a = -12-4
    -4a = -16
    a = -16/-4
    a = 4

    6(5-x) = 8-4(x+3)
    30-6x = 4(x+3)
    30-6x = 4x+12
    30-12 = 4x+6x
    10x = 18
    x = 18/10
    x = 9/5