Me answer the first question! it would me out a

What is the value of x in the diagram below?

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.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.