document.write( "Question 435792: A person buys 20 tickets. some cost $8 and some cost $5. he spend $118.
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document.write( "How many of each ticket does he buy? \n" );
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Algebra.Com's Answer #301590 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A person buys 20 tickets. some cost $8 and some cost $5. he spend $118. \n" ); document.write( "How many of each ticket does he buy? \n" ); document.write( "----------- \n" ); document.write( "Quantity Equation: e + f = 20 tickets \n" ); document.write( "Value Equation::: 8e +5f = 118 dollars \n" ); document.write( "------------------------------------------- \n" ); document.write( "Multiply thru the Quantity Eq. by 8: \n" ); document.write( "8e + 8f = 8*20 \n" ); document.write( "8e + 5f = 118 \n" ); document.write( "------------------- \n" ); document.write( "Subtract and solve for \"f\": \n" ); document.write( "3f = 42 \n" ); document.write( "f = 14 (# of $5 tickets bought) \n" ); document.write( "--------- \n" ); document.write( "Solve for \"e\": \n" ); document.write( "e + f = 20 \n" ); document.write( "e + 14 = 20 \n" ); document.write( "e = 6 (# of $8 tickets bought) \n" ); document.write( "================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============= \n" ); document.write( " |