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Answered

Subtract (4x²-3y²-7) from the sum of (7x²+5y²+8) and (-y²+11)​

Sagot :

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Answer:

(7x²+5y²+8)+(-y²+11)=7x²+4y²+19

7x²+4y²+19 - (4x²-3y²-7)= 3x²-7y²-26

Step-by-step explanation:

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