2 trikes (6 wheels) and 47 bikes (94 wheels)
or
4 trikes (12 wheels) and 44 bikes (88 wheels)
or
6 trikes (18 wheels) and 41 bikes (82 wheels)
or
8 trikes (24 wheels) and 38 bikes (76 wheels)
or
10 trikes (30 wheels) and 35 bikes (70 wheels)
As long as you start our with an even number of trikes, you'll find a way to use up all the tires with no remainders.
First number: x = 19
Second number: Y = -5
x + 2y = 9
2x + y = 33
Im confused what the question is...
the second one I think don't get mad if it is wrong please
4 divided by five then times six equals 4.8