The temperature at a mountain base camp was −2 degrees Celsius on Thursday. Friday morning, the temperature was 1 degree Celsius
lower than what it was on Thursday. By Friday evening, the temperature was 3 degrees Celsius lower than what it was that morning. What was the temperature at the base camp Friday evening?
Your answer is A)(1,1) is the solution to both lines K and J
That's because the solution to a system of equations has to be the solution to both of the lines. Also, both of the lines intersect at the point (1,1).