Answer: a) $778.67 b) 19 years
Step-by-step explanation:
The formula you would use is

where a is the amount
n is the length of time
P is the principle
and r is the rate in decimal form
a)

b)
put your initial equation into a graphing calculator and use the table function to find that after 18 years it is worth 117 and in 19 years 86-
Answer: It shifts the graph four units to the right.
Step-by-step explanation: I just did it on apex. Your welcome guys stay safe and dream big:)
Answer:
The rate is usually given as a percent.
To find the discount, multiply the rate by the original price.
To find the sale price, subtract the discount from original price.
Step-by-step explanation:
The rate is usually given as a percent.
To find the discount, multiply the rate by the original price.
To find the sale price, subtract the discount from original price.
Answer:
225cc
Step-by-step explanation:
the solution is attached to the picture.