Chapter+two.


 *  Term ||  Lesson  ||  Definition  ||
 *  Dimensional Analysis ||  2-8  ||  Th process of carrying units throughout a computation  ||
 *  Equivalent Equations ||  2-2  ||  Equations that have the same solution  ||
 *  Formula ||  2-1  ||  An equation that states a rule for the relationship between certain quantities  ||
 *  Identity ||  2-4  ||  An equation that is true for every value of the variable  ||
 *  Multi-Step Equation ||  2-3  ||  Equations with more than one operation  ||
 *  Percent of Change ||  2-7  ||  When an increase or decrease os expressed as a percent  ||
 *  Proportion ||  2-6  ||  An equation that states that two ratios are equivalent  ||
 *  Rate ||  2-6  ||  The ratio of two measurements having different units of measure  ||
 *  Ratio ||  2-6  ||  A comparison of two numbers by division  ||
 *  Scale Model ||  2-6  ||  A model used to represent an object that is too large or to small to be built at actual size  ||
 *  Solve an Equation ||  2-2  ||  The process of finding all values of the variable that make the equation a true statement  ||
 *  Unit Rate ||  2-6  ||  A ratio of two quantities, the second of which is one unit  ||