Use the figure to the right to find the value of PT.
PT = 3x + 3 and TQ = 5x – 9

PT=

When should a bar graph be used? a. when there is no independent variable. b. when the independent variable is continuous and does not show a relationship to the dependent variable. c. when the independent variable is continuous and shows a causal link to the dependent variable. d. when the independent variable is composed of categories and does not show a relationship.

Models are non-visual ways of coummincating how someone thinks about something in the natural world

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?