document.write( "Question 683119: a part of monthly expenses of a family on milk is fixed which is rs. 500 and the remaining varies with the quality of milk taken extra at the rate of rs.20 per kg. taking the quantity of milk required as x kg and the total expenditure on milk is y write a linear equation for this information and draw the graph \n" ); document.write( "
Algebra.Com's Answer #423471 by mananth(16946)\"\" \"About 
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milk bought = x kg
\n" ); document.write( "total expediture = y\r
\n" ); document.write( "\n" ); document.write( "Fixed amount = Rs500
\n" ); document.write( "variable is x\r
\n" ); document.write( "\n" ); document.write( "y= 500+20x\r
\n" ); document.write( "\n" ); document.write( "generate values of x & y\r
\n" ); document.write( "\n" ); document.write( "when x= 10, y= 700
\n" ); document.write( "x=20, y=900
\n" ); document.write( "x=50,y=1500\r
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