SOLUTION: Please help me !!!!!! I don't understand Please show work Simplify -w + 12w2 – 15w3 + 3(12w + 3w2 – 5w3)

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Question 469111: Please help me !!!!!!
I don't understand
Please show work
Simplify
-w + 12w2 – 15w3 + 3(12w + 3w2 – 5w3)

Answer by Tatiana_Stebko(1539)   (Show Source): You can put this solution on YOUR website!

Open the brackets, multiplying each term in the brackets by 3

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