What's the age?
Sam is 4 years older than Mia.
In 3 years’ time, Sam will be twice as old as Mia.
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Let Mia’s age be x
ReplyDeleteThen Sam’s age is x + 4
In 3 years:
Mia will be x + 3
Sam will be x + 7
We are told:
x + 7 = 2(x + 3)
Solve:
x + 7 = 2x + 6
7 = x + 6
x = 1
So Mia is 1 year old.
Sam is 1 + 4 = 5 years old.
Final Answer:
Mia is 1 year old
Sam is 5 years old