The sum of father's age and twice the age of his son is 70.If we double the age of the father and add it to the age of his son the sum is 95.Find thier present ages.
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let age of father &son be x&y respectively
by question,
x+2y=70 ----------(1) *2
2x+y=95-----(2)
subtracting eqn 1 &2
2x+4y=140
2x+ y=95
- - -
3y=45
y=15
putting the value of y in eqn (1)
x +2*15=70
x=70-30
x=40
hence, father age is 40 yrs
son age is 15 yrs
may be right
by question,
x+2y=70 ----------(1) *2
2x+y=95-----(2)
subtracting eqn 1 &2
2x+4y=140
2x+ y=95
- - -
3y=45
y=15
putting the value of y in eqn (1)
x +2*15=70
x=70-30
x=40
hence, father age is 40 yrs
son age is 15 yrs
may be right
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