Points A, B, C, and D lie on a line segment in that order. If AB = CD = 9. If the ratio of AB to BC is 1:3, what is the length of AD?

How do you determine if an ordered pair is a solution to a given equation?

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)

Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?