YALL PLEASE HELP ME ASAP

What inequality has the solution set shown in the graph?

What is a graph with a never ending line called?

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.