document.write( "Question 74073: At the pico de Gallo Restaurante the dinner specials include combinations of tacos and enchiladas. THe number One special offers 2 tacos and 3 enchiladas for 8.oo. The number 2 special offers 3 tacos and 1 enchilada for 5.70. Find the cost of a taco and a enchilada. \n" ); document.write( "
Algebra.Com's Answer #53063 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! THe number One special offers 2 tacos and 3 enchiladas for 8.oo. The number 2 special offers 3 tacos and 1 enchilada for 5.70. Find the cost of a taco and a enchilada. \n" ); document.write( "----------- \n" ); document.write( "2t+3e = 800 \n" ); document.write( "3t+ e = 570 \n" ); document.write( "-------- \n" ); document.write( "Multiply 2nd by 3 to get: \n" ); document.write( "9t+3e = 1710 \n" ); document.write( "Subtract 1st from this to get: \n" ); document.write( "7t = 910 \n" ); document.write( "t=130 (number of tacos) \n" ); document.write( "Substitute to solve for e: \n" ); document.write( "3t + e = 570 \n" ); document.write( "390 + e = 570 \n" ); document.write( "e = 180 (number of enchiladas) \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |