If yo give me the answers to all of these ill give brainleast and 100 points

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0

Which expression is equivalent to 3^3 + 2^2?

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)