Answer:
Part A: 38
Part B: 5 or 4 got two different answers
Part C: range because it tells how many numbers are involved apart from the smallest and largest
Step-by-step explanation:
Part A: highest number - lowest number
78-40
Part B
Answer:
See Explanation
Step-by-step explanation:
The question is not clear. However, I will treat the question as:

and:


Solving:
and 

Divide both sides by 26


Divide both sides by 50

Solving
and 

Express 1 as 2^0

Remove bracket

Cancel out 2

Divide both sides by 6



Express 1 as 5^0

Cancel out 5^0

Answer:
B) 40 necklaces with 25 left over
Step-by-step explanation:
Answer:
x=24
Step-by-step explanation:
1/2x+2 = 1/2x^2+8
1/2x^2=1/4x
1/2x+2=1/4x+8
1/2x -1/4x =0.25x
0.25x+2=8
8-2=6
0.25x=6
0.25/6 = 24
x=24
Answer:
Positive association
Step-by-step explanation:
As the Temperature goes up the more money you have to spend because you pay for the electricity that produces the heat
positive association is when one varriable increases so does the other.