Answer:
15
Step-by-step explanation:
This was quite easy.
Distribute the 7
f(1)=(14-7)+8
Simplify
f(1)=7+8
f(1)=15
[tex]\to \bold{f(1) = 7(2-1) +8}\\\\[/tex]
[tex]\bold{= 7(1) +8}\\\\\bold{= 7 +8}\\\\\bold{= 15}\\\\[/tex]
The final answer is "15"
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brainly.com/question/14962649