The total amount of money in an account with P dollars invested in it is given by the formula A=P+Prt,

where r is the rate expressed as a decimal and t is time (in years).

If $552 is invested at 9%, how much money will be in the account after 21 months? Round your answer to the nearest cent.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Fawn bought a total of 70 cakes for a tea party. she spent $3,025. fawn bought vanilla cakes for $22 each and a fruit filled cake for $55 each. the system of equations below can be used to find the number of vanilla cakes, v, and the number of fruit filled cakes, f, fawn purchased. which system of equations has the same solution as the system below.