This is not a full question. If you were given the amount at the begining of 1970 (we'll call it x) and the amount at the end of 1980 (we'll call it y), we should solve them accordingly:
y-x=? (calling the answer a)
a/y=%(not answer yet, call this b)
b+100=answer
Answer:
17 units
Step-by-step explanation:
Use distance formula, 
, to find the distance between (-9, 5) and (8, 5):
Let,
Plug in the values into the distance formula:
Answer:
6 1/2
Step-by-step explanation:
If you write the fractions you get, 2 1/4 + 4 1/4. You first add the whole numbers and get 6, you then add the two 1/4's and get 2/4 which simplifies into 1/2.
Answer:
the horizontal are called x-axis, while the vertical are called y-axis
