Which of the following is not a true statement about absolute value?
a. absolute value is always positive.
b. the absolute value of zero is undefined.
c. absolute value is a measure of distance from zero.
d. the absolute value of a negative number is a positive number.

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Someone answer asap for ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola 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? write your answer as a decimal rounded to the nearest tenth