System of Linear Equations Quiz Each problem will be worth 20 points. There will be 10 points for the work and 10 points for the correct answer. 1. Is the point (-3, 4) the solution to the system given below? 2x – 3y = -18 x + 2y = 6 2. Graph the following system of equation: 3. Solve the following system of equation using elimination: x – y = 11 2x + y = 19 4. Solve the following system of equation using substitution: x + y = -1 y=x+5 5. Solve the following system of equation using any method you want (you don’t have to use the given graph if you don’t want to): x + 2y = 2 x – 4y = 8