Lynn has an account that earns interest at an annual rate of 5 percent. Interest is compounded quarterly. Lynn’s account balance is $4,000. What is the balance in her account at the end of the year?

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Two numbers have a sum of -19. one number is x. what expression represents the other number?