Question

Add all the terms:- -2x,7y,3,-3x²,5x,7x²,-y
pls tell​

Answer 1

Answer:

4x²+3x+6y+3

Step-by-step explanation:

-2x+7y+3-3x²+5x+7x²-y

=>4x²+3x+6y+3

Answer 2

First a fall place like terms together:
-2x+5x+7y+-y+3+-3x ²+7x ²

Now add up the like terms:
-2x+5x=3x
7y+-y=6y
3 will remain as it is as there is no number to add
-3x ²+7x ²= 4x ²

So the answer is:

3x+6y+3+4x ²

I hope this helps uu!!