Question

Tolong no 20 ya mksh

Answer 1

X/10 = 12/8
x    = 12 . 10 / 8
      = 120 / 8
     = 15

Answer 2

X/12 = 10/8
8x = 10X12
8x = 120
x = 120/8
x = 15

Jawabannya sudah betul a.