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OpenStudy (anonymous):
if f(x)=2x+5 and f(a)=-1 then what is a
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OpenStudy (anonymous):
f(x) = 2x + 5 and f(a) = -1 substitute a into f(x) f(a) = 2a + 5 Substitue f(a) = -1 -1 = 2a + 5 -6 = 2a a = -3.
OpenStudy (anonymous):
yes it is a right answer me=yeung .
OpenStudy (anonymous):
thank you thank you
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