document.write( "Question 1118722: A farmer bought 45 chickens. For some of them he paid R15 and for the rest R23 each. He paid R1819 altogether. How many chickens did he buy at R23 each?
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Algebra.Com's Answer #734136 by josgarithmetic(39629) ![]() You can put this solution on YOUR website! Simple application for two-variable linear system of equations\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x at R15 \n" ); document.write( "y at R23\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Does the system really make sense? \n" ); document.write( "If all 45 were at R15, then cost 675 of R. \n" ); document.write( "If all 45 were at R23, then cost 1035 of R.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "No way to reach the \"given\" cost of R1819 \n" ); document.write( " |