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Mathematics, 26.07.2020 02:01, nvacharya
2. Kelsea needs a test average of at least 90 to get an "A-" this marking period in math. Her three test grades
are 87,91 and 86. What score must she get on her fourth test to receive at least an A- ?
Define variable:
Equation:
Solution:
can someone check this please :)
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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2. Kelsea needs a test average of at least 90 to get an "A-" this marking period in math. Her three...
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