SOLUTION: to earn an A in a course, a student must get at least a 90 average on four tests and a final exam, with the final exam weighted twice that of any one test. If the four test scores

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Question 227862: to earn an A in a course, a student must get at least a 90 average on four tests and a final exam, with the final exam weighted twice that of any one test. If the four test scores are: 93, 69, 89, and 97, what is the lowest score the student can earn on the final exam and still get an A
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(93+69+89+97+x)/5=90
(348+x)/5=90
348+x=90*5
348+x=450
x=102