# math

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If a farm as 13 heads and 36 feet. How many chicken are there and how many rabbit are there?

• math -

use a system of equations.
x+y=13
2x+4y=36
multiply first equation by negative two
-2x-2y=-26
2x+4y=36
then eliminate the x
2y=10
y=5
then solve for x

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