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OpenStudy (anonymous):
the everton college store paid $1750 for an order of 49 calculators. the store paid $10 for each scientific calculator . the other all graphing calculator cost $52 each. how many of each type of calculator was order???
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hero (hero):
x + y = 49 52x + 10y = 1750
hero (hero):
y = 49 - x y = 175 - 5.2x
hero (hero):
49 - x = 175 - 5.2x
OpenStudy (anonymous):
k
hero (hero):
4.2x = 126 x = 30
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hero (hero):
There we go
hero (hero):
y = 19
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