SOLUTION: Sally- sue earned an 84,69,87,83 and 94 on her first five tests. What is the lowest grade Sally-Sue can earn on her sixth and final test in order for her average to be at least 85%

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Question 618489: Sally- sue earned an 84,69,87,83 and 94 on her first five tests. What is the lowest grade Sally-Sue can earn on her sixth and final test in order for her average to be at least 85%.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
84 + 69 + 87 + 83 + 94 + x = 85 * 6