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Mathematics, 09.01.2021 14:00 jialala

A man walks for x hours at a speed of (x + 1) km/h and cycles for (x - 1) hours at
a speed of (2x + 5) km/h. If the total distance
travelled is 90 km, x

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A man walks for x hours at a speed of (x + 1) km/h and cycles for (x - 1) hours at
a speed of...

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