Respuesta :

F=father's weight
.

0.5F+10kg=48kg
0.5F=38kg
F=76kg
ANSWER: His father's weight is 76 kg.
48 = 1/2x + 10
48 - 10 = 1/2x
38 = 1/2x
38 / (1/2) = x
38 * 2/1 = x
76 = x.......dad weighs 76 kg