What is the difference of the fractions? Use the number line to help find the answer. 1/5 - 3/4

1. -19/20
2. -11/20
3. 11/20
4. 19/20

Which expression gives the area of the triangle shown below

Which expression gives you the distance between the points (5,1)and(9,-6)

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.