Write an equation for "eight less than a number is seventy-five". what is the number?

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?