SOLUTION: x2yp5+2xy2p3+3p5x2y-7y2xp5 I know the solution is 4x2yp3-5xy2p5, but do not understand how you get the 4

Algebra ->  Exponents -> SOLUTION: x2yp5+2xy2p3+3p5x2y-7y2xp5 I know the solution is 4x2yp3-5xy2p5, but do not understand how you get the 4      Log On


   

Question 351153: x2yp5+2xy2p3+3p5x2y-7y2xp5
I know the solution is 4x2yp3-5xy2p5, but do not understand how you get the 4
Found 2 solutions by unlockmath, stanbon:
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
Are you sure you copied the problem correctly?
Otherwise it doesn't make sense.
RJ

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
x2yp5+2xy2p3+3p5x2y-7y2xp5
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Put the scrambled letters in alphbetical order.
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p^5x^2y + 2p^3xy^2 + 3p^5x^2y - 7p^5xy^2
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Find patterns that look alike and combine those terms.
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I get:
4p^5x^2y + 2p^3xy^2 -7p^5xy^2
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Cheers,
Stan H.