Jennifer has 84.5 of fabric to make curtains. she makes 6 identical curtains and has 19.7 yards of fabric remaining. how many feet of fabric does jennifer use per curtain.

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.

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n