SOLUTION: if johns age is y and he is half the age of his mother, and his father is 5years older than his mom how old is john if all their ages make a total of 100

Question 1000246: if johns age is y and he is half the age of his mother, and his father is 5years older than his mom how old is john if all their ages make a total of 100
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
m, mother's age
f, father's age

Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!

if johns age is y and he is half the age of his mother, and his father is 5years older than his mom how old is john if all their ages make a total of 100

John's age: y
Mother's age: 2y
Father's age: 2y + 5
Equation formed: y + 2y + 2y + 5 = 100
Solve this for y, John's age
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