What is the inequality shown with image attached

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

How many solutions does the nonlinear system of equations graphed below have?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth