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There are ten tricycles and bicycles and 26 wheels in the parking lot. How many bicycles and tricycles are there?
Suppose: there are x bicycles.

2X 3x( 10-X)= 26

Solution: 2 PCs 10 30-3X =26.

- 1X =26-30

- 1X =-4

Ⅹ =4

10-4=6 (vehicle)

There are four bicycles and six tricycles.

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