Simplify each expression by combining like terms.

Simplify this expression: 
5n - 2(5 - 2n) + 2(4n - 5) + 10(4n - 2)

Simplify this expression: 
5x + (x - 4) + 5x - (4x - 5) + 4x + 3

Simplify this expression: 
4y - 2y - 1(4 - 5y) - 4y - 2y - 5 - 6y

Simplify this expression: 
4m - m - 5m - 6m + 8 + 4m + 1m - 2m 

Simplify this expression: 
7 + 5x + 4 - 6x - 4 + 5x - 4 - 8x

Simplify this expression: 
10b - 8 + 5b - 4 - 3b + 4 + 5b - 6b

Simplify this expression: 
15n - 6(2 - 5n) + 3(n - 4) + (4n - 5)

Simplify this expression: 
20x - 2(10x + 6) + x - 4 + 2(x + 4) - 5

Simplify this expression: 
3n - 4n - 12 - 10n - 12 - 5 - 4n - 6

Simplify this expression: 
15m - 5m - 4m - 7 - 4m + 22m + 66m - 8m

Combining Like Terms 16