According to the bar graph, which attribute is under investigation?
a) the height of students.
b) the height of teachers.
c) the number of students in class.
d) the heights of students and teachers.

Abag has more green balls than blue balls, and there is at least one blue ball. let bb represent the number of blue balls and let gg represent the number of green balls. let's compare the expressions 2b2b and b + gb+g. which statement is correct? choose 1

To which set of numbers does the number –5 belong? select all that apply. integers natural numbers rational numbers real numbers whole numbers

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10