Question 349406
P=plastic cups (amount)
C=ceramic cups (amount)
500 total cups and total of $2090
{{{P+C=500}}}
{{{3.25P+4.5C=2090}}}
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i will use elimination method
{{{4.5P+4.5C=2250}}}
{{{3.25P+4.5C=2090}}}
combine by subtraction
{{{1.25P=160}}}
{{{P=128}}}
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{{{P+C=500}}}
{{{128+C=500}}}
{{{C=372}}}
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3.25(128)=$416  for plastic
4.50(372)=$1674  for ceramic