Can somebody plz help?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5