smarrow08 smarrow08

28-06-2016
Mathematics

contestada

At a concession stand,
three
hot dogs
and
two
hamburgers
cost
$9.75;
two
hot dogs
and
three
hamburgers
cost
$10.25.
Find the cost of one
hot dog
and the cost of one
hamburger.

Respuesta :

atharvalawate9 atharvalawate9

28-06-2016

Hot dog = D
Ham Burger = B
(just pretend)

3D + 2B = $9.75........*2_______6D + 4B = 19.50
2D + 3B = $10.25.......*3_______6D + 9B = 30.75

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