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Simplify: (4x2 + 21xy – 7y2) + (10x2 + 11y2 – 20). HELP PLEASEEE
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5 votes
Simplify: (4x2 + 21xy – 7y2) + (10x2 + 11y2 – 20).
HELP PLEASEEE

User Hassan Murtaza
by
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1 Answer

3 votes
Ok so the answer is 8 + 21xy + 8y

Explanation:
U multiply and calculate then remove the opposites rewrite and calculate then remove the parentheses then u proceed to collect like terms

Hope this helps !!

Happy Christmas <33
User MartenBE
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