document.write( "Question 336606: A school has two picture packages available
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document.write( "Package 1: 1 class photo + 12 wallet photos at $25
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document.write( "Package 2: 2 class photos + 20 wallet photos at $44
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document.write( "what is the cost of the class photo and the cost of each wallet photo? \n" );
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Algebra.Com's Answer #241257 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let class photo be $x \n" ); document.write( "wallet photo be $y \n" ); document.write( ".. \n" ); document.write( "x+12y=25.................1 \n" ); document.write( "2x+20y=44................2 \n" ); document.write( ".. \n" ); document.write( "multiply equation 1 by -2 \n" ); document.write( "-2x-24y=-50 \n" ); document.write( "2x+20y = 44 \n" ); document.write( "Add the equations \n" ); document.write( "-4y=-6 \n" ); document.write( "divide by -4 \n" ); document.write( "y= -6/-4 \n" ); document.write( "y=$1.5 cost of wallet photo \n" ); document.write( "plug the value of y in equation 1 \n" ); document.write( "x+18=25 \n" ); document.write( "x=7 the cost of class photo. \n" ); document.write( " |