Answer: By putting it on a graph
Step-by-step explanation:
2x+5y=9
3x+7y=13
6x+15y=27
-6x-14y=-26
y=1
x=2
Answer:
( - infinity, -3 ] [ -2, infinity )
square bracket means it includes the end point.
(-∞, -3]U [-2,∞)
Answer: This is what I could figure out
