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OpenStudy (anonymous):
From the set {-2, 1, 2}, use substitution to determine which value of x makes the equation true. 10x + 8 = 28 A. none of these B. 1 C. -2 D. 2
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OpenStudy (anonymous):
@e.cociuba
OpenStudy (anonymous):
plug in each of the 3 values separately into the equation for x and see which one =28
OpenStudy (precal):
or you could solve the equation
OpenStudy (e.cociuba):
A
OpenStudy (anonymous):
thx
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OpenStudy (e.cociuba):
np:)
OpenStudy (precal):
|dw:1363210648643:dw|
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