document.write( "Question 1135632: Tom brought 2 slices of pizza and 3 chicken sandwiches for $7. Sarah bought 3 slices of pizza and 4 chicken sandwiches for $10. How much does each chicken sandwich and slice of pizza cost \n" ); document.write( "
Algebra.Com's Answer #753253 by josgarithmetic(39620)\"\" \"About 
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\"system%282p%2B3c=7%2C3p%2B4c=10%29\"\r
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\n" ); document.write( "\n" ); document.write( "3*E1 and 2*E2, and then subtract. Use this to find c.\r
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\n" ); document.write( "\n" ); document.write( "From same system, 4*E1 and 3*E2, and then subtract. Use this to find p.\r
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\n" ); document.write( "\n" ); document.write( "Also notice, that in your initial system, E2-E1 will give you \"p%2Bc=3\", which you might want to use instead of either of the initial equations of the system.
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