mackburdge mackburdge

16-10-2017
Mathematics

contestada

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

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Hellosun Hellosun

16-10-2017

The answer is -12xy + 18x^2 + 9y +11. I hope that is helpful.

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keshastar82810 keshastar82810

01-12-2018

Answer:

18x2 − 12xy + 9y + 11

Step-by-step explanation:

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