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