pete wrote two correct variable expressions to represent the phrase "the quotient of a number and 3". which variable expressions could pete have written? select each correct answer.
1/3n
n/3
n divided 3
3n

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

What are the relative frequencies, to the nearest hundredth, of the rows of the two-way table? group 1: a 15 b 45 group 2: a 20 b 25

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.