-[ 12 - ( - 4 - 3 ) ] 2
The answer is -361 but how do I get there can someone please show their work or explain it to me please

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

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)