Jawapan

2014-10-09T18:21:58+08:00
2ky-2 = k+7

2ky - 2 + 2 = k + 7 + 2 ( bawa dua ke sebelah kanan )

 \frac{2ky}{2k} =  \frac{k+9}{2k} ( bawa 2k ke sebelah kanan)

y =  \frac{k+9}{2k}
1 2 1
  • Pengguna Brainly
2014-10-14T10:49:57+08:00
2ky-2 = k+7
2ky = k+9
ky = k+9 / 2
ky = 1/2k+4,5
y = 1/2k+4,5 / k