Please help me may mark due today and if this is correct do you think you could help me with more? ( and don't do this for the points or I will report you )

Which expression will have the same sum as 3_8 + 1/4?

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)

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab