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lexirandall19
30.11.2020 •
Mathematics
Laura biology professor told her she had an average of 84 points on her four exam. What could be her four scores be provide two different set of possible scores
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Ответ:
add 8 to both sides
3x^2= 48
divide both sides by 3
x^2= 16
take the square root of x and 16
x= 4
ANSWER: x=4
Hope this helps! :)