document.write( "Question 1119691: An average grade of 80 on all exams in a course is needed to earn a B in the course. On her first four exams, Chuck’s grades are 96, 65, 79, and 87. What is the minimum grade that Chuck can receive on the fifth exam to earn a B in the course? \n" ); document.write( "

Algebra.Com's Answer #735293 by ikleyn(52797) $\"\"$ $\"About$

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document.write( " = 80\r\n" );
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document.write( "96 + 65 + 79 + 87 + x = 80*5\r\n" );
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document.write( "x = 80*5 - (96 + 65 + 79 + 87) = 73.\r\n" );
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