$begin mathsize 14px style text f end text open parentheses text x end text close parentheses equals 3 x plus 7 end style$

$begin mathsize 14px style text g end text open parentheses x close parentheses equals 2 x plus 5 end style$

$begin mathsize 14px style open parentheses f ring operator g close parentheses open parentheses x close parentheses equals f open parentheses g open parentheses x close parentheses close parentheses open parentheses f ring operator g close parentheses open parentheses x close parentheses equals f open parentheses 2 x plus 5 close parentheses open parentheses f ring operator g close parentheses open parentheses x close parentheses equals 3 open parentheses 2 x plus 5 close parentheses plus 7 open parentheses f ring operator g close parentheses open parentheses x close parentheses equals 6 x plus 22 end style$

Diketahui $open parentheses f ring operator g close parentheses open parentheses p close parentheses equals negative 2$

$table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses f ring operator g close parentheses open parentheses p close parentheses end cell equals cell 6 p plus 22 end cell row cell negative 2 end cell equals cell 6 p plus 22 end cell row cell 6 p end cell equals cell negative 24 end cell row p equals cell negative 4 end cell end table$

Jadi, Jawaban yang tepat adalah A.

Diketahui dan , Jika , nilai

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