document.write( "Question 906383: Zach has taken 4 quizzes in math class and his average is an 86. What score must he get on his next quiz to bring his average up to an 88 \n" ); document.write( "
Algebra.Com's Answer #549774 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Zach has taken 4 quizzes in math class and his average is an 86. What score must he get on his next quiz to bring his average up to an 88 \n" ); document.write( "----------------- \n" ); document.write( "Total points on first 4 quizzes:: 4*86 \n" ); document.write( "------ \n" ); document.write( "Equation: \n" ); document.write( "(4*86+x)/5 = 88 \n" ); document.write( "----- \n" ); document.write( "4*86 + x = 440 \n" ); document.write( "x = 96 \n" ); document.write( "----------------- \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============ \n" ); document.write( " |