Question 15116
it's easier if you break it down in parts
so the first part
4(-3x+5) 
distribute the 4 and get 
-12x+20
the next part is 
-(10+4x)
if you distribut the negative, you get
-10-4x
so then you have 
-12x+20-10-4x
combine like terms
-16x+10