document.write( "Question 78089: Sam must have an average of 70 or more in his summer course obtain a grade of C. His first three grades were 75, 63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C grade. \n" ); document.write( "
Algebra.Com's Answer #55995 by stanbon(75887) ![]() You can put this solution on YOUR website! Sam must have an average of 70 or more in his summer course obtain a grade of C. His first three grades were 75, 63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C grade. \n" ); document.write( "----------- \n" ); document.write( "Let his score on the last test be \"x\". \n" ); document.write( "INEQUALITY: \n" ); document.write( "(75+63+68+x)/4 >=70 \n" ); document.write( "=========== \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |