Tina lines up all her gummy bears and sees that she has the product of six and two. then her brother gives her two more. how many gummy bears does she have now?

Ineed to know the answer right now! !

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

Can someone me with this? i’m not sure what to put for my equations.