Simplify (25x2 − 14xy + 4) − (7x2 − 9y) + (2xy + 7)

asked May 6, 2019 26.2k views

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5 votes

54-14xy-14+9y+2xy+7=

47-12xy+9y

Antero answered May 6, 2019

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2 votes

(25x^2 − 14xy + 4) − (7x^2 − 9y) + (2xy + 7)

= 25x^2 − 14xy + 4 − 7x^2 + 9y + 2xy + 7

= 18x^2 - 12xy + 9y + 11

Hope it helps.

Bachcha Singh answered May 11, 2019

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