Nathaniel is working two summer jobs, making $20 per hour tutoring and making $10 per hour clearing tables. In a given week, he can work at most 13 total hours and must earn no less than $160. If x x represents the number of hours tutoring and y y represents the number of hours clearing tables, write and solve a system of inequalities graphically and determine one possible solution.

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Daryl factors the polynomial p(x)=x3+x2−26x+24 to rewrite it as p(x)=(x+6)(x−4)(x−1). which equations must be true? there may be more than one correct answer. select all correct answers. p(1)=0 p(−4)=0 p(−1)=0 p(6)=0 p(4)=0 p(−6)=0