john is 10 years older then allyn, but twenty five years ago, john was twice allyn's age
find allyn's present age
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john is 10 years older then allyn, but twenty five years ago, john was twice allyn's age
find allyn's present age
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Answer:
15
Step-by-step explanation:
J = 10+A -------(I)
J-25= 2(J-25) ------(ii)
substitute the value of J in equation (II)
10+A-25=20+2A-50
-15+A= -30+2A
A = 15
allyns age is 15