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OpenStudy (anonymous):
find f(-2) if f(x)=3x-(x+5)
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OpenStudy (ajprincess):
plug in -2 in place of x in 3x-(x+5) Does that help?@MusicTeacher
OpenStudy (anonymous):
in both 'x' places?
OpenStudy (anonymous):
f(-2) = 3(-2)-( -2 + 5 )
OpenStudy (anonymous):
f(-2) = -6 - (3) Solve from there.
OpenStudy (anonymous):
f=-7
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OpenStudy (anonymous):
no... -9
OpenStudy (anonymous):
ok ty
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