You play a game where you draw two cards from a standard 52 card deck without replacement if they are both kings you gain $15 if they are not both kings you lose $1 what is the expected value of this game to the nearest cent

For the equations below which statement is true ? -2x=14 6x=-42

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.