document.write( "Question 847509: The score of Jose are 80+85+94+88.To ge a mean of 87,What score must he get on the 5th test \n" ); document.write( "
Algebra.Com's Answer #510493 by swincher4391(1107)\"\" \"About 
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We have 5 scores so we want our total to be 87*5 = 435\r
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\n" ); document.write( "\n" ); document.write( "80 + 85 + 94 + 88 + x = 435\r
\n" ); document.write( "\n" ); document.write( "subtracting off gives us\r
\n" ); document.write( "\n" ); document.write( "x = 88
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