1. Write and solve a system of equations. Be sure to label the variables. The difference of two numbers is two. Two times the first number plus the second number is thirteen. What are the numbers? Show and explain all work. 2. Solve the system of equations using any method. Show and explain all work. = X- 72 x-y- -15 3. Solve the system of equations using any method. Show and explain all work. y - 2x = 5 x+y-2-0 4. You have a cup with 17 coins inside. The total inside the cup is $5.50. Determine how many half dollars and quarters are inside the cup. Use a system of equations. Be sure to define the variables and show all work. 5. Is (-2-3) a solution to the following system of equations? Show and explain why or why not. Ax) = x -4 g(x) - |x - 2-3