I REALLY need help with this, pls NO JOKES OR LINKS​

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

Im so bad at fractions they are not my best math thing to work on

The graph of the function f(x) = (x + 2)(x + 6) is shown below. which statement about the function is true? the function is positive for all real values of x where x > –4. the function is negative for all real values of x where –6 < x < –2. the function is positive for all real values of x where x < –6 or x > –3. the function is negative for all real values of x where x < –2.