Math, asked by Sumansharma68135, 3 months ago

Add:

a) 6x²+5xy-4y²-5x²-7xy+5y²

b) 5x-3x³+2x²-5x³-4x

c) 3a-4ab+4b+a+6ab+6b

d) 6a²-5ab+7b²+5ab-6a²-7b²

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Answered by usermaths

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