Forty five children attend a preschool. the number of two year olds is one half the number of three year olds. the number of four year olds is the same as the number of three year olds.

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

Solve 3x-18=2y and 5x-6y=6 by elimination show work