#p is defined as 2p+20 for any number p. What is p, if #(#(#p))=4?	Pick one
A) –108
B) –44
C) 10
D) -17
E) 18
#p = 2p+20 ---&gt;#(#p) = 2(2p+20)+20 = 4p+60 and thus #(4p+60) = 2(4p+60)+20 = 8p+140 = 4 ---&gt; 8p= -136 ---&gt; p = -17, -17 is the correct answer.
<result>D</result>
#p is defined as 2p+20 for any number p. What is p, if #(#(#p))=4?