Answer:
56, 57, and 58.
Step-by-step explanation:
It would be 20 percent, I believe. First you would put it into a fraction of 12\60, then you would simplify that into 3\15 then divide as shown. You end up with .2 which would be 20 percent.
The amount after 7 years is given by:

The answer is: $20,948.15
Divide the numerator by the denominator so for example if you had 1/2 you would divide 1 by 2 to get 0.5
Answer: Value of x is used to consider unknown value. The letter “x” is commonly used in algebra to indicate an unknown value. It is referred to as a “variable” or, in some cases, a “unknown.” In x + 2 = 7, x is a variable. ... A variable need not be “x,” but might be “y,” "w," or any other letter, name, or symbol
Step-by-step explanation: