A | B |

Variable | A letter that represents a number |

Substitute | to put in place of |

Evaluate | to find the value of |

Like terms | terms that have the same variable part |

Coefficient | a number by which a variable is multiplied |

Polynomial | the general name for monomials, binomials, etc. |

Monomial | An expression with one term |

Binomial | An expression with two terms |

Trinomial | An expression with three terms |

Opposite | Additive inverse |

Degree of a monomial | The number of times a variable occurs as a factor |

Prime numbers | A whole number greater than one having exactly two different factors, one and the number itself |

Composite numbers | A whole number greater than one having more than two factors |

4 + 5 = 5 + 4 | An example of the commutative property of addition |

12 x (6 x 3) = (12 x 6) x 3 | An example of the associative property of multiplication |

4(3 + 5) = 4(3) + 4(5) | An example of the distributive property of addition over multiplication |

Absolute value | The distance of any number from zero on the number line |

List the set of natural numbers | {1, 2, 3, 4, ...} |

List the set of whole numbers | {0, 1, 2, 3, 4, ...} |

Integers | The set of whole numbers and their opposites |