document.write( "Question 1029064: Your teacher is giving you a test worth 100 points containing 40 questions. There are two-point and four-point questions on the test. How many of each type of questions are on the test. \n" ); document.write( "
Algebra.Com's Answer #644108 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! x+y=40, where x=2 point ones and y=4 point ones \n" ); document.write( "2x+4y=100 \n" ); document.write( "=========== \n" ); document.write( "x+y=40 \n" ); document.write( "x+2y=50 \n" ); document.write( "-x-2y=-50 \n" ); document.write( "x+y=40 \n" ); document.write( "add the last two \n" ); document.write( "-y=-10 \n" ); document.write( "y=10 questions (40 points) \n" ); document.write( "x=30 questions (60 points) \n" ); document.write( "Total is 40 questions and 100 points \n" ); document.write( " \n" ); document.write( " |