document.write( "Question 385221: seed cost .20/oz
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document.write( "nuts cost .30/oz
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document.write( " a 42oz mixture costs $11.00
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document.write( "how many ounces of seeds and nuts were used in this mixture?
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document.write( "I do not know how to put this into an algebra problem. Thank you. \n" );
document.write( "
Algebra.Com's Answer #272552 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! seed cost .20/oz \n" ); document.write( "nuts cost .30/oz \n" ); document.write( "a 42oz mixture costs $11.00 \n" ); document.write( "how many ounces of seeds and nuts were used in this mixture? \n" ); document.write( "--------------- \n" ); document.write( "Equations: \n" ); document.write( "Weight Eq.::: s + n = 42 oz \n" ); document.write( "Value Eq. :: 20s + 30n = 1100 cents \n" ); document.write( "------------------------------------------ \n" ); document.write( "Multiply the 1st equation by 20 to get: \n" ); document.write( "20s + 20n = 20*42 \n" ); document.write( "----- \n" ); document.write( "Subtract that from the Value Eq. and solve for \"n\": \n" ); document.write( "10n = 1100-840 \n" ); document.write( "10n = 260 \n" ); document.write( "n = 26 oz (# of ounces of nuts needed in the mix) \n" ); document.write( "---- \n" ); document.write( "since s+n = 42, s = 16 oz (# of ounces of seeds needed in the mix) \n" ); document.write( "============================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |