exam Maths Puzzle Numerical Ability

A man rode a bicycle for 12 miles and then hiked an additional 8 miles.The total time for the trip was 5 hours. If his rate when he was riding a bicycle was 10 miles per hour faste

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exam Other Question

Find values for m and b in the following system so that the solution to the system is (-3, 4).

5x + 7y = b
mx + y = 22

Thank you for your help. Find values for m and b in the following system so that the solution to the system
is (1, 2).
Mx + 3y= 8
-3x+ 4y+ b

Thank you.