Identify the multi step linear equations as (no solution, infinite solutions, or 1 solution)

Which value is not a solution of 8x^3 – 1 = 0

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Could somebody me with this radical simplification?