mohon di bantu ya terima kasih banyak!

1.8/6 = 8+2x / 9
   8 x 9 =6(8+2x)
   72 =48 +12x
   72 - 48=12x
    24 =12x
    x =2

2. 6/8 = 20/8+be
    6(8+be) = 8 x 20
    48 + 6be = 160
           6be = 160-48
           6be = 112
             be = 18,67