HELP ME... 45 POINTS WILL BE GIVEN. PLEASE. Write an expression using fractions to show how to determine the amount that each person will pay. Then calculate each person's contributions showing all steps in long division.

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

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