Identify the slope and y-intercept of each graph. 1. Slope = ?

Identify the slope and y-intercept of each graph.
1. Slope = ?
y-intercept = ?
2. Slope = ?
y-intercept = ?
3. Slope = ?
y-intercept = ?
The next two questions refer to what is happening to the y-values when the x-values increase.
4. If the slope is positive, as the value of x increases, the linear function is _________.
5. If the slope is negative, as the value of x increases, the linear function is _________.