# help please word problem with cramers rule

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• December 13th 2010, 11:35 AM
shadower4
help please word problem with cramers rule
an office supply store sells printers and calculator the price of two printers and four is 356\$. the price of one printer and five calculators is 235\$. set up a system of equations
and then use cramers rule to solve the system. what is the price of each component?
• December 13th 2010, 12:19 PM
pickslides
Here's your system,

$\displaystyle 2p+4c=356$
$\displaystyle p+fc=235$

Now write it in matrix equation form $\displaystyle Ax = b$
• December 13th 2010, 05:19 PM
mr fantastic
Quote:

Originally Posted by shadower4
an office supply store sells printers and calculator the price of two printers and four is 356\$. the price of one printer and five calculators is 235\$. set up a system of equations
and then use cramers rule to solve the system. what is the price of each component?

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