Exam Study Guide
Order of Operations
Rational Numbers
- Add, subtract, multiply, and divide rational numbers.
- Rational numbers include integers, fractions, decimals, etc.
Algebraic Expressions
- Write algebraic expressions by translating word sentences to mathematical expressions.
Equations
- Solve/simplify equations for a given variable.
Proportions and Percents
- Solve proportions.
- Solve for percent.
- Rewrite equations in function form (slope-intercept form, e.g., y=mx+b).
Slope
- Find the slope given two points.
Graphing Linear Equations
- Graph a linear equation from slope-intercept form or standard form (Ax+By=C).
Inequalities
- Solve inequalities and graph on a number line.
Linear Systems
- Solve linear systems by graphing, substitution, and elimination.
Variables with Exponents
- Multiply and divide variables with exponents.
Polynomials
- Add, subtract, and multiply polynomials.
- Factor polynomials.