Eight more that a number is greater than or equal to ten in a equation or inequality

How many solutions does the nonlinear system of equations graphed below have?

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

What are the domain and range of the function f(x)=2^x+1