The ordered pairs b… - QuestionCove
OpenStudy (anonymous):

The ordered pairs below represent a linear relation between x and y. (-3,-3), (-2,0), (-1,3), (0,6), (1,9), (2,12) Which of the following is a correct statement about this relation? A. The slope of the line represented by this table is 3 and the y-intercept is -2. B. The slope of the line represented by this table is -3 and the y-intercept is 6. C. The slope of the line represented by this table is -3 and the y-intercept is -2. D. The slope of the line represented by this table is 3 and the y-intercept is 6.

1 year ago
OpenStudy (michele_laino):

we can draw your points on a $$x,y-$$ plane

1 year ago
OpenStudy (michele_laino):

hint: the $$y-$$intercept, is the value of the y-coordinate, when $$x=0$$

1 year ago
OpenStudy (michele_laino):

for slope, I choose the first and second point, and I apply this formula: $m = \frac{{{y_2} - {y_1}}}{{{x_2} - {x_1}}}$ where: $$(x_1,y_1)=(-3,-3)$$ and $$(x_2,y_2)=(-2,0)$$

1 year ago