document.write( "Question 626233: the question show v(u-4)= the answer is 8, but how do I know it is 8. I don't see that. Can you show me? \n" ); document.write( "
Algebra.Com's Answer #394038 by vleith(2983)\"\" \"About 
You can put this solution on YOUR website!
you are going to have to include what the function u is. there is not enough info here to proceed \n" ); document.write( "
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