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# Algebraic Concepts

### Equations,expressions and variables/Math 6

Question | Answer |
---|---|

What is a letter used to represent an unknown number in an expression or equation? | Variable |

What words define this math symbol > | is greater than |

Is the example an equation or an expression? 2x + 42 = 64 | Equation |

What is the coefficient of the term 4x ? | 4 |

What is the inverse of addition? | Subtraction |

What is the inverse of division? | Multiplication |

What math operation does a fraction bar represent? | Division |

What words define this math symbol < | is less than |

What is the inverse of subtraction? | Addition |

What is the specific name for this expression, this term? 45 | Constant |

Is this an example of an expression or an equation? 6y + 92 | Expression |

The number in front of the variable is called what? Example: 7c | Coefficient |

Identify the coefficient in this expression 16 + y - 62 | One |