Which of the following shows the sum of the polynomials −3x2+3y2+4x and 4x2−4y+2? A. −3x2+3y2+4x+4x2−4y+2 B. −x2+3y2+4x−4y+2 C. x2+3y2+4x−4y+2 D. 7x2+3y2+4x+4x2−4y+2

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asked Apr 20, 2019 146k views

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Which of the following shows the sum of the polynomials −3x2+3y2+4x and 4x2−4y+2? A. −3x2+3y2+4x+4x2−4y+2 B. −x2+3y2+4x−4y+2 C. x2+3y2+4x−4y+2 D. 7x2+3y2+4x+4x2−4y+2

Mathematics
middle-school

Bhavesh Jadav asked

by Bhavesh Jadav

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2 Answers

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-3x² + 3y² + 4x + 4x² - 4y + 2

Add like terms.

x² + 3y² + 4x - 4y + 2

So the answer is D.

Bharat Vasant answered Apr 21, 2019

by Bharat Vasant

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3 votes

D. 7x2+3y2+4x+4x2−4y+2 is your correct answer

Piotr Rogowski answered Apr 27, 2019

by Piotr Rogowski

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