The expression -4n^6x2n^2 is equivalent to cn^x, what is the value of x?

Chose the graph below that represents the following system of inequality’s

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

What is the value of x in the following equation. -x ^3/2 = -27