document.write( "Question 780087: Jessica needs to have an average of 89 percent on her math tests to get an A-. If her scores are 83%, 89%, 90%, and 92%, what must she score on the next test to maintain an A-?\r
\n" ); document.write( "\n" ); document.write( "This is off a study sheet for a test I have to take before electrical school. I just need to know steps on how to do it. We've tried getting the average and find whats missing but we got stuck.
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Algebra.Com's Answer #475470 by MathTherapy(10552)\"\" \"About 
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\n" ); document.write( "Jessica needs to have an average of 89 percent on her math tests to get an A-. If her scores are 83%, 89%, 90%, and 92%, what must she score on the next test to maintain an A-?\r
\n" ); document.write( "\n" ); document.write( "This is off a study sheet for a test I have to take before electrical school. I just need to know steps on how to do it. We've tried getting the average and find whats missing but we got stuck.\r
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\n" ); document.write( "\n" ); document.write( "Let score on next test that'll yield an 89% or an \"A\" average be F\r
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\n" ); document.write( "\n" ); document.write( "Then: \"%2883+%2B+89+%2B+90+%2B+92+%2B+F%29%2F5+=+89\"\r
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\n" ); document.write( "\n" ); document.write( "Solve for F.\r
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\n" ); document.write( "\n" ); document.write( "Then do a check!! \r
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\n" ); document.write( "\n" ); document.write( "Further help is available, online or in-person, for a fee, obviously. Send comments, “thank-yous,” and inquiries to “D” at MathMadEzy@aol.com
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