Answer:
f(8)=6
Explanation:
plug in 8 for every x value. With this knowledge, the new equation would be f(8)=2(8-5)
then, simply solve it
f(8)=2(3)
f(8) = 6
Just plug in x=8
f(x) = 2(x - 5)
f(8) = 2(8 - 5)
f(8) = 2(3)
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