Jawapan

  • Pengguna Brainly
2016-03-17T22:27:16+08:00
X = 15 - 3y 2/3x - y = - 8 2/3(15-3y) - y + 8 = 0 10 - 2y - y + 8 = 0 3y = 18 y = 6 x = 15 - 3(6) x = 15 - 18 x = - 3
3 4 3
  • Pengguna Brainly
2016-03-17T22:48:35+08:00
Hye..


x = 15 - 3y 2/3x - y
 = - 8 2/3(15-3y) - y + 8 = 0 10 - 2y - y + 8
 = 0 3y
 = 18 y
= 6 x
= 15 - 3(6) x
= 15 - 18 x = - 3