document.write( "Question 761535: Randy has grades of 85, 02, 96, and 89 on his last four math tests. What grade does he need on his next test to have an average of 92?\r
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document.write( "I tried to set up an equation that kind of looked like this:\r
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document.write( "85+02+96+89+x / 5 = 92\r
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document.write( "but I didn't get an answer that made sense, please help me haha. Thanks! \n" );
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Algebra.Com's Answer #463294 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Use parentheses and you will get the proper answer: \n" ); document.write( "(85+92+96+89+x) / 5 = 92 \n" ); document.write( "------ \n" ); document.write( "(362+x) = 5*92 \n" ); document.write( "--- \n" ); document.write( "x = 460-362 \n" ); document.write( "--- \n" ); document.write( "x = 98 \n" ); document.write( "============= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================= \n" ); document.write( " \n" ); document.write( " |