Which polynomial represents the difference below?

(5x7 + 9x4 + 3) - (x4 - 3x)

A. 4x11 + 8x3 + 3
B. 4x7 + 8x4 - 3x + 3
C. 5x7 + 10x4 - 3x + 3
D. 5x7 + 8x4 + 3x + 3

Question

Which polynomial represents the difference below?

(5x7 + 9x4 + 3) - (x4 - 3x)

   A. 4x11 + 8x3 + 3 
   B. 4x7 + 8x4 - 3x + 3 
   C. 5x7 + 10x4 - 3x + 3 
   D. 5x7 + 8x4 + 3x + 3

anonymous · Answer

Can you collect the terms with the same power together?

pfenn1 · Answer

Come on, @daijagattison, all of your questions are problems that are asking for the same thing.  You have been helped with several of these.  Try it yourself and then ask if your answer is correct.  It is the only way to learn.

lalaly · Answer

try to do it and we will tell u if ur answer is right...
just collect like terms and subtract...
U cant come here to get answers , learn how to do them

anonymous · Answer

i did it i got c

anonymous · Answer

Pretty close, however the operation is SUBTRACTION:
 9x^4 - x^4 = ....