How many cars and trucks if in the parking lot at a truck stop there were 6 more cars than 18-wheel trucks there were 134 wheels in the parking lot?
Let x and (x+6) represent the number of 18-wheel trucks and cars respectively Question states 134 'wheels' in parking lot altogether 18x + 4(x+6) = 134 Solving for x 22x = 110 x = 5, number of trucks.
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