What is the value of minus 6 x cubed minus y squared minus 3 x y if if x = -2 and y = 4?

Which inequality has a dashed boundary line when graphed ?

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1