Find the substance's half-life, in days.
Round your answer to the nearest tenth.
A 46 gram sample of a substance that's a
by-product of fireworks has a k-value of
0.1394.

How do you find the area of this triangle.

List the elements of the set in roster notation. (enter empty or ∅ for the empty set.) {x | x is a letter in the word hippopotamus}

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !