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Identify the Number of Bicycles and Tricycles in the Area

Mathematics
Tutor: None Selected Time limit: 1 Day

if there were 32 seats and 72 wheels. how many bicycles and how many tricycles were there

Sep 6th, 2014

let the number of bicycles x and tricycles is y

x+y=32==> y=32-x

2x+3y=72  ----------------1

put value of y in 1

2x+3(32-x)=72

2x+96-3x=72

-x=-96+72

x=24

y=32-24=8

bicycles 24 and tricycles 8

Sep 6th, 2014

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Sep 6th, 2014
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Sep 6th, 2014
Feb 25th, 2017
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