document.write( "Question 1127607: At one store, 5 pairs of jeans and 2 sweatshirts costs $213, while 3 pairs of jeans and 4 sweatshirts costs $195. Find the cost one sweatshirt. \r
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document.write( "A. $21
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document.write( "B. $35
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document.write( "C. $33
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document.write( "D. $24 \n" );
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Algebra.Com's Answer #744091 by greenestamps(13203)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Just posting this to emphasize the point made by tutor @MathTherapy.... \n" ); document.write( "When the given problem produces a system of two equations both of the form Ax+By=C, then a solution by elimination is FAR easier than a solution by substitution. \n" ); document.write( "That should be clear by comparing his solution to the one by the other tutor.... \n" ); document.write( " |