Question

Will medal

Answer 1

What is the system of equations that describes the following graph?


2x + 2y > 1;
x + y ≤ 3

2x + 2y ≥1;
x + y < 3

2x + 2y < 1;
x + y ≥ 3

2x + 2y > 1;
x + y ≥ 3

Answer 2

I've looked at the graph and this is just a wild guess but i think it's the last one.

Answer 3

http://www.purplemath.com/modules/cramers.htm

Answer 4

@sierrabozarth