Question

What should be subtracted from 15x² - 6y + xy + 19 to obtain 3x^2 -12y + 4xy - 31?
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Answer 1

Answer:

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Answer 2

Answer:

12x^2+6y-3xy+50

Step-by-step explanation:

(15x² - 6y + xy + 19) - (term) = 3x^2 -12y + 4xy - 31

= (15x² - 6y + xy + 19) - (3x^2 -12y + 4xy - 31)

= 15x² - 6y + xy + 19 - 3x^2 +12y - 4xy + 31

= 15x²-3x² - 6y+12y + xy - 4xy +19+31

= 1 2x²+6y-3xy+50 (Ans)