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

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16-12-2020
Mathematics

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

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samanthavictoriadeli samanthavictoriadeli · Answer 1 · 2020-12-16T21:55:02+01:00

samanthavictoriadeli samanthavictoriadeli

16-12-2020

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

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

Respuesta :

Otras preguntas

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