I didnt answer the question but if it looks like i did i did by accident but still help me

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas 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