Respuesta :

7)
8/14 = x/7
14x = 56
    x = 56/14
    x = 4

answer
GH = 4

8)
24/56 = 36/x
24x = 2016
    x = 2016/24
    x = 84

answer
PR = 84
the answer to #7 is 4 and the answer to #8 is 68