SOLUTION: Hamburger costs $1.50 per pound and soy costs $1.00 per pound. The school cafeteria uses 50 more pounds of soy than hamburger and spends $350 a week. How much soy does the school u

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Question 209255: Hamburger costs $1.50 per pound and soy costs $1.00 per pound. The school cafeteria uses 50 more pounds of soy than hamburger and spends $350 a week. How much soy does the school use?
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
Let H= # of hamburger,,,,,S= # of soy
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S= H + 50,,,,given
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1.5 H + 1S = 350,,,,,given,,,,,,,,substitute
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1.5 H + 1(H+50) = 350
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2.5 H +50 =350
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2.5 H =300
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H= 120 #
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and S=120 + 50 = 170 #
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checking,,1.5(120) + 1(170) = 350,,,ok
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