Matematika

Pertanyaan

tolong jawab no 1 yang bisa pliss banget soalnya besok kumpulin
tolong jawab no 1 yang bisa pliss banget soalnya besok kumpulin

1 Jawaban

  • 1. x=8-5
    2.
    [tex]2x = 5 + 3 \\ x = \frac{8}{2} = 4[/tex]
    3.
    [tex]6 - 2x = 2 \\ x = \frac{2 - 6}{ - 2} = \frac{ - 4}{ - 2} = 2[/tex]
    4.
    [tex]2x - 5 = x + 3 \\ 2x - x = 3 + 5 \\ x = 8[/tex]
    5. x=9-5=4
    6.
    [tex]2x - 3 = 6 \\2x = 6 + 3 \\ x = \frac{9}{2} = 4.5[/tex]
    7.
    [tex]4x - 10 = 2 \\ x = \frac{2 + 10}{4} = \frac{12}{4} = 3[/tex]
    8.
    [tex]8 - 2x = 4 \\ x = \frac{4 - 8}{ - 2} = \frac{ - 4}{ - 2} = 2[/tex]
    9.
    [tex]9 - 6x = 3 \\ x = \frac{3 - 9}{ - 6} = \frac{ - 6}{ - 6} = 1[/tex]
    10. jawab sendiri biar pintar