Please help me out with this geometry math assignment I been struggling so hard and I need help can you help me out and it is due today by 1:00pm so please help me I really need to get it done and I be stress and nothing work out only question 13c is hard for me so help me

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

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.