Combine like terms.
7 + 4x – 10x + 15
A.22 – 14x
B.22 – 6x
C.22 + 6x
D.11x – 5x
7 + 4x – 10x + 15
A.22 – 14x
B.22 – 6x
C.22 + 6x
D.11x – 5x