Find the total amount in the compound interest account. $11000 is compounded semiannually at a rate of 8% for 21 years.
$
(Round to the nearest cent.)

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

Compare the cost of the bike trips from the two companies shown. for both the cost in a linear function of the number of days which statements is true

3x + 4y = 5 x- 3y = -7 solve by substitution