Solve the equation: 2 1/2 = 5n

Sal is tiling his entryway. the floor plan is drawn on a unit grid. each unit length represents 1 foot. tile costs $1.35 per square foot. how much will sal pay to tile his entryway? round your answer to the nearest cent.

Find the value of x in the diagram below. select the best answer from the choices provided

Factor the gcf out of the polynomial 9x^6+6x^4+15x^3