document.write( "Question 134856: You are taking a computer course in which there will be four tests, each worth 100 points. You have scores of 92, 88, and 100 on the firt three tests. You must make a total of 360 in order to get an A. What scores on the last test will give you an A? \n" ); document.write( "
Algebra.Com's Answer #98702 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! You are taking a computer course in which there will be four tests, each worth 100 points. You have scores of 92, 88, and 100 on the first three tests. You must make a total of 360 in order to get an A. What scores on the last test will give you an A? \n" ); document.write( "------------------------- \n" ); document.write( "Let \"x\" be the needed score. \n" ); document.write( "EQUATION: \n" ); document.write( "(92+88+100+x) >= 360 \n" ); document.write( "x+ 280 >= 360 \n" ); document.write( "x >= 80 \n" ); document.write( "------------- \n" ); document.write( "You need a score of at least 80 on the 4th test. \n" ); document.write( "=================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |