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Mark is 4 years older than his brother Mike. If the sum of their ages is 20 how old are they now?
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Dec 12, 2021
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Mark is 4 years older than his brother Mike. If the sum of their ages is 20 how old are they now?
Mathematics
high-school
Lu Yuan
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Lu Yuan
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x + x + 4 = 20
x + x = 16
16 / 2 = 8
Mike is 8, and Mark is 12.
Zakaria AMARIFI
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Dec 16, 2021
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Zakaria AMARIFI
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