Answer:
D. 
Step-by-step explanation:

Cross cancel common factor ; 6

Three is the co-efficient of x
Well we want to pull out the important values here to determine our expression which in this case is $2 and $.50. Since the fixed cost is 2 and there is .50 per kilometer. We can say that .50(m)+2 is our expression. Hope this helps! I apologize if you were looking for something else in advance.
Answer:
1/10
Step-by-step explanation:
not sure
Answer choice d (7) would be monomial because it's just one number by itself not attached to anything :)
On question 7 the answer is 9x+5y+12 for question 8. The answer is7x+1 and 9. Is 12xsquared +14x and 10 is 15