Lena walked for 0.5 hours at an average speed of 4 miles per hour to the library, which is 2 miles away. She stayed at the library for 2 hours and she walked home at an average speed of 3 miles per hour. Graph Lenas trip. Please explain.

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

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab

Which system of linear inequalities is represented by the graph?