Express each ratio as a fraction in simplest form .3km to 500m

Find the percent cost of the total spent on each equipment $36, fees $158, transportation $59 a. 14%, 62%, 23% b. 15%, 60%, 35% c. 10%, 70%, 20% d. 11%, 62%, 27%

Find the axis of symmerty for x y=x squared -4x-8

What are the solutions of the equation x4 – 5x2 – 14 = 0? use factoring to solve. someone !