Math, asked by varshithas422, 3 months ago

What should be added to 7a2 + 4a – 9b2

to get -5a2 + 3a - 5b2

Answers

Answered by shirsendumaji06
2

Answer:

-12a²-a+4b²

Step-by-step explanation:

7a²+4a-9b²+x=-5a²+3a-5b²

x =-5a²+3a-5b²-(7a²+4a-9b²)

  = -5a²+3a-5b²-7a²-4a+9b²

  =-12a²-a+4b²

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