What is the missing step in solving the inequality 5 – 8x < 2x + 3

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.