SOLUTION: can some one explain to me in the simplest form what it means to simplify and how to simplify with an add of the following question. l am seriously looking for a tutor for l dont w

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Question 1108547: can some one explain to me in the simplest form what it means to simplify and how to simplify with an add of the following question. l am seriously looking for a tutor for l dont want given answers but a teacher/ tutor to guide me.
question 1
Simplify the following expression as far as possible:
2y^2(x − 1) − 8x(y^2 + 1)
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!
+2y%5E2%28x-1%29+-+8x%28y%5E2%2B1%29+
= +highlight%28+2y%5E2x%29+-+2y%5E2+-+highlight%28+8y%5E2x%29+-+8x+ <<< carried out the indicated multiplications; quite often you must do this first
= +-2y%5E2+-+6xy%5E2+-+8x+ <<< simplified by combining +2y%5E2x+-+8y%5E2x+ (and re-wrote the x first)