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# Expressions Vocab

Term | Definition |
---|---|

What is a variable | a letter representing an unknown value |

What is a constant | a number by itself |

What is a coefficient | the number and sign in front of a variable (letter) |

What is a term | a number, variable, or product of both and is separated by addition or subtraction signs |

What are the terms in the expression 3x + y - 5 | 3x, y, -5 |

What are the terms in -2x + 4x - 3 | -2x, 4x, -3 |

What are the terms in 3 + 5y - 2x + 3y - 7 | 3, 5y, -2, 3, -7 |

What are the variables in the expression 3x + y - 5 | x, y |

What are the variables in -2x + 4x - 3 | x |

What are the variables in 3 + 5y - 2x + 3y - 7 | x, y |

What are the constants in the expression 3x + y - 5 | -5 |

What are the constants in -2x + 4x - 3 | -3 |

What are the constants in 3 + 5y - 2x + 3y - 7 | 3, -7 |

What are the coefficients in the expression 3x + y - 5 | 3, 1 |

What are the coefficients in -2x + 4x - 3 | -2, 4 |

What are the coefficients in 3 + 5y - 2x + 3y - 7 | 5, -2, 3 |

What are the terms in -x + 3 - 4x + y | -x, 3, -4, y |

What are the variables in -x + 3 -4x + y | x, y |

What are the constants in -x + 3 -4x + y | 3 |

What are the coefficients in -x + 3 -4x + y | -1, -4, 1 |

Like terms | terms that can be combined or put together (same items from food store) |

What are the like terms in -x + 3 -4x + y | -x and -4x |

What are the like terms in 3 + 5y - 2x + 3y - 7 | 5y and 3y |

What are the like terms in the expression 3x + y - 5 | there are none |