Which equation demonstrates the identity property?

-17 × 1 = -1 × -17

-17 + 1 = 17 + (-1)

-17 × 1 = -17

-17 ÷ 1 = 1 ÷ (-17)

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.

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)

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost