Simplify the expression
- 9a- b-2a-10b
A-7a+ 11b
B11a + 9b
C-11a - 9b
D7a - 11b
- 5(x + 10) + x
A6x + 15
B.5x + 15
C6x + 50
D4x - 50
Please help me please
A-7a+ 11b
B11a + 9b
C-11a - 9b
D7a - 11b
A6x + 15
C6x + 50
D4x - 50