13.
Find the solution of the pair of equations to + -1 = 0 and + 5 = 15. Hence, find 1 ify
= 2x + 5.
14.
A train travelling at a uniform speed for 360 km,would have taken 48 minutes less to travel
the same distance if its speed were 5 km/hour more. Find the original speed of the train.
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Write the first question properly
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