Answer :

To simplify the expression ( 7y + 2x - 10y + 3^2 - 10x ):

1. Combine like terms:
- (7y - 10y = -3y)
- (2x - 10x = -8x)

2. Simplify the constant term:
- (3^2 = 9)

So, the simplified expression is:
[ -3y - 8x + 9 ]

I don’t have the right keyboard so it’s a bit ugly but I hope this helps