Simplify: –6(x – 3) – 4(y + 5) + (–5)(7 – 2b)

A. –6x –4y – 10b – 3
B. –6x –4y + 10b – 37
C. –6x –4y + 10b + 3
D. –6x –4y + 10b + 33

I have a difficult time combining like terms. Can someone please explain it to me?