How to solve and graph absolute value inequalities with x and y.
How to solve two-step equations.
How to work with x an y intercepts graphically or algebraically.
How to graph a line using the x and y intercepts.
How to label the roots of a quadratic polynomial, solutions to a quadratic equation, and x-intercepts or roots of a quadratic function.
How to calculate and interpret the discriminant of a quadratic equation.
How to write ratios to compare two quantities.
How to tell if two variables vary directly.
How to tell if two variables vary inversely.
How to graph a quadratic equation by hand.
How to identify positive correlations, negative correlations, or no correlation between two variables.
How to solve word problems when mixing two quantities with different prices.
How to solve word problems about the ages of two people.
How to graph a line.
How to solve word problems about mixing two liquids with different percent concentrations.