Answer:
9a+18=9
9a=-9
a=-1
Step-by-step explanation:
Answer:
The number of packs are peanuts butter are 4 .
Step-by-step explanation:
As given
Kylee bought a pack of 12 cookies.
one-third if the cookies are peanut butter.
Thus



Number of packs are peanut butter = 4
Therefore the number of packs are peanuts butter are 4 .
F(x)+g(x) = (x+7) + (x-3) =
x + 7 + x - 3 =
2x + 4
<span>
A.2x+4</span>