What is the difference between the mean and the median of the data set? {22, 8, 10 ,18 ,12, 20}

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Common binomial factor of 6x(3x+7)+5(3x+7)