Mathematics, 19.02.2020 23:29 GoAheadAndSmileToday

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3. Simplify each expression. Show as much work as possible for each question for full credit. Write each answer in standard form.

a) (-5 +x)(x+4) (Show your work) (5 points)
b) Is the product of -5 +x and x+4 equal to the product of 5+x and x-4? Explain your answer. (Show your work to prove your answer) (2 points)
c) (2+5)(3²+4−3) (Show your work) (5 points)

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PLEASE HELP THIS IS REALLY IMPORTANT
3. Simplify each expression. Show as much work as possibl...