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Plugging In Convenient Values
Grade Level
ACT Prep
ACTM.005 Plugging In Convenient Values
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A formula uses denominators x, y, and x - y. Values must be nonzero integers with x + y = 1. Which pair is simplest and safe?
A
x = 2, y = -1
B
x = 1/2, y = 1/2
C
x = 1, y = 0
D
x = 3, y = -2
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