document.write( "Question 115007: Given f(x)=3x+3, find F(a+1) \n" ); document.write( "
Algebra.Com's Answer #83712 by Fombitz(32388)\"\" \"About 
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f(x)=3x+3
\n" ); document.write( "f(a+1)=3(a+1)+3
\n" ); document.write( "f(a+1)=(3a+3)+3
\n" ); document.write( "f(a+1)=3a+6
\n" ); document.write( "
\n" );