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OpenStudy (anonymous):
Find the value of x so that the line passing through (10, 5) and (x, 9) has a slope of -2. A. -2 B. 8 C. -8 D. 2
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OpenStudy (anonymous):
b
OpenStudy (anonymous):
(9-5)/(x-10) = -2 therefore x = 8
OpenStudy (anonymous):
9-5 / x-10 = -2 -2x+20 = 4 2x = 16 x = 8
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