X+8=0 in standard form please show work

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

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4