document.write( "Question 963650: A high school band held a bake sale. The number of cupcake sold was four more then twice the number of cookies sold.the band sold a total of 52cupcake and cookies. How many cupcake were sold \n" ); document.write( "
Algebra.Com's Answer #588742 by macston(5194)![]() ![]() You can put this solution on YOUR website! x=number of cookies; y=number of cupcakes=2x+4 \n" ); document.write( "x+y=52 Substitute for y. \n" ); document.write( "x+2x+4=52 \n" ); document.write( "3x=48 \n" ); document.write( "x=16 They sold 16 cookies \n" ); document.write( "y=2x+4=2(16)+4=32+4=36 ANSWER: They sold 36 cupcakes \n" ); document.write( "CHECK: \n" ); document.write( "x+y=52 \n" ); document.write( "16+36=52 \n" ); document.write( "52=52 \n" ); document.write( " |