document.write( "Question 33656: Sam must have an average of 70 or more in his summer course to
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document.write( "obtain a grade of C. His first three test 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" );
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Algebra.Com's Answer #20066 by benni1013(206)![]() ![]() ![]() You can put this solution on YOUR website! First, find the sum of the average he needs: \n" ); document.write( "70*4=280\r \n" ); document.write( "\n" ); document.write( "Second, find the sum of the tests that he has done: \n" ); document.write( "75+63+68=206\r \n" ); document.write( "\n" ); document.write( "Finally, subtract the two in order to find the score he needs on his last test: \n" ); document.write( "280-206=74\r \n" ); document.write( "\n" ); document.write( "Ans: 74 \n" ); document.write( " |