document.write( "Question 699233: on teh first 6 tests of his spanish test, brandon got an average score of 85. What does he need on the next test t have an overall average of 87?\r
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document.write( "How to solve? Thanks! \n" );
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Algebra.Com's Answer #431264 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! on the first 6 tests of his spanish test, brandon got an average score of 85. What does he need on the next test t have an overall average of 87? \n" ); document.write( "--- \n" ); document.write( "# of points gotten on the 1st 6 tests: 6*85 = 510 \n" ); document.write( "---- \n" ); document.write( "Equation: \n" ); document.write( "(510+t)/7 = 87 \n" ); document.write( "--- \n" ); document.write( "510+t = 609 \n" ); document.write( "---- \n" ); document.write( "t = 99 (score needed on final test) \n" ); document.write( "============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |