Factor the following quadratic expression: x2 + 2x - 15

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Explain how you can use the associative property to evaluate (7x50)x4.

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part 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 (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)