document.write( "Question 154802: jon wants an average test score of 88. if he scored 74, 92, and 84 on the first three tests, what must he score on the last test? \n" ); document.write( "
Algebra.Com's Answer #804989 by CubeyThePenguin(3113)\"\" \"About 
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(74 + 92 + 84 + x)/4 = 88
\n" ); document.write( "250 + x = 352
\n" ); document.write( "x = 102\r
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\n" ); document.write( "\n" ); document.write( "If there is no extra credit offered, then there is no way for Jon to achieve an average of 88.
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