tolong sama caranya ya ka

Bab Bilangan Pecahan
matematika SMP kelas 8

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

SEMOGA TERBANTU

D's legacy