Question

please tell this answer​

Answer 1

Answer:

Hope it helps ☺️

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Answer 2

Answer:

$= 7x^{2}y - 3 - (4x^{2}y - 8)$

$= 7x^{2}y - 3 - 4x^{2}y + 8$

$= 7x^{2}y- 4x^{2}y- 3 +8$

$= 3x^{2}y +5$

So the required answer is :-

$= 3x^{2}y +5$

Hope helps!!