Math, asked by premmomaya04, 5 months ago

Add the following. 3x2-7×+5;7×2+12×-9

Answers

Answered by harshitas12309

1

Answer:

10x2+5x-4

Step-by-step explanation:

3x2-7×+5

+7x2+12x-9

-------------------

=10x2+5x-4

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