Out of 50 students15 are taking english and 30 are taking chemersry. how many students are taking chemistry and not english

Can you guys plz answer this question in order and quickly plz i will give 30 points

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

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)