In how many ways can 9 cells of a6×6 grid be painted black such that no two black cells share a corner or an edge with each other?

Write a corresponding real world problem to represent 2x - 125=400

Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)