Answer:

Step-by-step explanation:

Identity used:


Now let us divide the modified expressions:
÷ 
we get:

Answer:y=3/2x-3
Step-by-step explanation: the slope of the graph is (y2-y1)/(x2-x1)
If we take points (0,-3) (2,0) the slope would be (0--3)/(2-0) = 3/2
And the y-intercept of the slope is -3
Answer:
1cm: 1 km
Step-by-step explanation:
The scale of the map is simply 1:1