document.write( "Question 1129503: 2kg of tea and 3 kg of coffee cost $145. 3 KG of tea and 2 kg of coffee cost 135$. Find the cost of 1 kg of tea and 1 kg of coffee? Please help. Thanks \n" ); document.write( "
Algebra.Com's Answer #746077 by josgarithmetic(39620)\"\" \"About 
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\n" ); document.write( "Three KG of tea and 2 kg of coffee....\r
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\n" ); document.write( "\n" ); document.write( "\"system%282t%2B3c=145%2C3t%2B2c=135%29\"\r
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\n" ); document.write( "\n" ); document.write( "Add them:
\n" ); document.write( "\"5t%2B5c=280\"\r
\n" ); document.write( "\n" ); document.write( "\"t%2Bc=56\"-----------Try to work with this equation, and either of the other system equations.
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