Answer :

dasetka
   F(x) = 2(x + 6)      Plug in 22 for x
F(22) = 2(22 + 6)    Use the Distributive Property
F(22) = 44 + 12       Add
F(22) = 56
Ckaranja
F(x)=2(x+6)
22=2(x+6)
22=2x+12
2x=10
x=5

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