krazymom
krazymom
02-02-2017
Mathematics
contestada
3x-9 over 2 and x=-3
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spongebob456
spongebob456
02-02-2017
[tex] \frac{3x-9}{2} [/tex]
if x=-3 u substitute
3(-3)-9=-9-9=-18
-18/2=-9
Answer Link
bcalle
bcalle
02-02-2017
Substitute -3 in for x
(3(-3) -9)/2
(-18)/2 = -9
Answer Link
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Help pls it’s really easy but not for me :(
