document.write( "Question 213984: in last saturday's parade, tom counted a total of 76 bicycles and tricycles, for a total of 227 wheels. how many tricycles were in the parade? \n" ); document.write( "
Algebra.Com's Answer #161639 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! in last saturday's parade, tom counted a total of 76 bicycles and tricycles, for a total of 227 wheels. how many tricycles were in the parade? \n" ); document.write( "--------------------------- \n" ); document.write( "Quantity Equation: b + t = 76 \n" ); document.write( "Wheel Equations: 2b + 3t = 227 \n" ); document.write( "------------------------------------- \n" ); document.write( "Multiply thru the Quantity Equation by 2 to set it up for elimination: \n" ); document.write( "2b + 2t = 152 \n" ); document.write( "--- \n" ); document.write( "Subtract that from the Wheel Equation: \n" ); document.write( "t = 75 (# of tricycles) \n" ); document.write( "------------- \n" ); document.write( "Substitute into b + t = 76 to solve for \"b\": \n" ); document.write( "b = 1 (# of bicycles) \n" ); document.write( "============================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |