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I have a question, a huge one but simply it is.. A family goes on a ten hour drive, 100km an hour on highways(x) and 60km(y) an hour on city roads.
100x+60y+880, and
x+y=10
Just need a push in the right direction. Thanks in advance.
100x+60y+880, and
x+y=10
Just need a push in the right direction. Thanks in advance.