Write a compound inequality that represents each situation. graph your solution.
all real numbers at least –8 and at most 0
a. -8< x< 0
b. -8≥x≥0
c. -8> x> 0
d. -8≤x≤0
i know how to do the graphing part. but i cant figure out the answer.

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

On #16 : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.