Explain how you can use reasoning to compare two fractions with the same denominator

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

Will reward u brainliest! a restaurant did a survey among 100 customers to find their food preferences. the customers were asked about their preferences for pasta or rice. out of the total 30 people who liked pasta, 10 liked rice also. there were 40 people who liked rice. ok so all i need is someone to fill these in: like pasta and rice: like pasta, do not like rice: do not like pasta, like rice: do not like pasta or rice:

Pls given: q = 7m + 3n, r = 11 - 2m, s = n + 5, and t = -m - 3n + 8. simplify r - [s + t]. m - 2n - 2 -m + 2n - 2 3m - 4n + 14 -3m - 4n + 14 (not this one)