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eqn 1
3x-y=0
eqn 2
x-y=30
3x-y=0
eqn 2
x-y=30
Answered by
1
according to question
1.x=3y
2.x-y=30.
on putting value of x in 2
3y-y=30
2y=30
y=15
therefore father's age=3y=45
son's age=y=15.
1.x=3y
2.x-y=30.
on putting value of x in 2
3y-y=30
2y=30
y=15
therefore father's age=3y=45
son's age=y=15.
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