Answer:

Step-by-step explanation:
just replace the x by the number given, it's simple calculation
Answer:
a=7
b=31
c=28
d=13
e=63
Step-by-step explanation:
i just did it
Distance from start to look out point is calculated below
d1 = 8 3/4 miles - 0 miles = 8 3/4
Distance from look out point to giant boulder is,
d2 = 8 3/4 miles - 4 1/4 miles = 9/2 miles = 4.5 miles
Thus, the answer is equal to 4 1/2 miles. The answer is letter C.
3r - 6
It can be written as:-
3(r - 2)
Answer: 3(r - 2)