Matematika

Pertanyaan

tentukan himpunan penyesuaiannya
1. x+5= 10
2. x-3 = 4
3. 3x-5 = 4
4. 2x-6 = -8
5. 4x+1 = 9
6. 2x-2 = -14
7. 4x-5 = -25

2 Jawaban

  • No. 1
    x + 5 = 10
    x = 10 - 5
    x = 5
    No. 2
    x - 3 = 4
    x = 4 + 3
    x = 7
    No. 3
    3x - 5 = 4
    3x = 4 + 5
    3x = 9
    x = 9/3
    x = 3
    No. 4
    2x - 6 = -8
    2x = -8 + 6
    2x = -2
    x = -2/2
    x = -1
    No. 5
    4x + 1 = 9
    4x = 9 - 1
    4x = 8
    x = 8/4
    x = 2
    No. 6
    2x - 2 = -14
    2x = -14 + 2
    2x = -12
    x = -12/2
    x = -6
    No. 7
    4x - 5 = -25
    4x = -25 + 5
    4x = -20
    x = -20/4
    x = -5
  • 1. x+5=10
    x=10-5
    x=5

    2. x-3=4
    x=4+3
    x=7

    3. 3x-5=4
    3x=4+5
    3x=9
    x=9/3
    x=3

    4. 2x-6=-8
    2x=-8+6
    2x=-2
    x=-2/2
    x=-1

    5. 4x+1=9
    4x=9-1
    4x=8
    x=8/4
    x=2

    6. 2x-2=-14
    2x=-14+2
    2x=-12
    x=-12/2
    x=-6

    7. 4x-5=-25
    4x=-25+5
    4x=-20
    x=-20/4
    x=-5
    maaf jika salah

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