The Everton college store paid \$1859 for an order of 49 calculators. The store paid \$11 each for scietific calculators. The others, all graphing calculators, cost the store \$55 eaach. How many of each type of calculator ws ordered? Please answer in detail so that I can see what is wrong and where. thank you.

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2. 👎 0
3. 👁 169
1. Let we have S scientific and G graphing
calculators. Then
S+G=49
11S+55G=1859

S=49-G
11(49-G)+55G=1859

S=49-G
44G=1859-539

G=30
S=19

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2. 👎 0

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