SOLUTION: Bicycle: 1 seat, 2 pedals, and 2 wheels Tricycle: 1 seat, 2 pedals, and 3 wheels Tandem bike: 2 seats, 4 pedals, and 2 wheels A month later, there are a different number of bi

Algebra ->  College  -> Linear Algebra -> SOLUTION: Bicycle: 1 seat, 2 pedals, and 2 wheels Tricycle: 1 seat, 2 pedals, and 3 wheels Tandem bike: 2 seats, 4 pedals, and 2 wheels A month later, there are a different number of bi      Log On


   

Question 896051: Bicycle: 1 seat, 2 pedals, and 2 wheels
Tricycle: 1 seat, 2 pedals, and 3 wheels
Tandem bike: 2 seats, 4 pedals, and 2 wheels
A month later, there are a different number of bicycles, tricycles, and tandem bikes in the shop. There are a total of 144 front steering handlebars, 378 pedals and 320 wheels. How many bicycles, tricycles, and tandem bikes are in the shop?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
b+t+d=144,
2b+3t+2d=320,
2b+2t+4d=378
b=bikes = 67, d= tandems = 45, t=trikes = 32