Answers

2014-09-01T22:05:04+05:30
Let the the father's age be x and the sons age be y.
x = 3y + 7
31 = 3y + 7
31 - 7 = 3y
24/3 = y
8
The son's age  = 8
1 5 1
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  • Brainly User
2014-09-01T22:09:02+05:30
Father's age = x and sons age = y.
x = 3y + 7
31 = 3y + 7
31 - 7 = 3y
24/3 = y
8
1 3 1