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Janiyah Wong
Mathematics
24 December, 09:42
X^2-16=? Khan avademy
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Suarez
24 December, 09:48
0
X^2-16=0
x^2=16
square root of x^2 = x
square root of 16=4
x=4
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Eva Lyons
24 December, 09:54
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Depends on what the X is
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