Matematika

Pertanyaan

tolong bantu yaa,pakai cara nya,trims
tolong bantu yaa,pakai cara nya,trims

2 Jawaban

  • Bab Aljabar
    Matematika SMA Kelas X

    (x + 2)/3 = 5 - x/2

    **dikalikan 6**

    2 (x + 2) = 30 - 3x
    2x + 4 = 30 - 3x
    2x + 3x = 30 - 4
    5x = 26
    x = 26/5
    x = 5 1/5

  • [tex] \frac{x+2}{3} =5- \frac{x}{2} [/tex] (kedua ruas dikali 6)
    2(x+2) = 30 - 3x
    2x + 4 = 30 - 3x
    2x + 3x = 30 - 4
    5x = 26
    x = 26/5
    x = 5,2