Answer:
669 dollars and 70 cents
Step-by-step explanation:
just minus all the money spent and add the money added
Answer:
30 x 5x
9x + 5y
8x+ 20y
Step-by-step explanation:
Answer: (a)- 
Step-by-step explanation:
Given
Central angle is 
The radius of the unit circle is 
Arc length is given by

Put the values

Answer:
No
Step-by-step explanation:
If you draw a line, it will not go through the origin and there isn't a constant rate of change.