click below

click below

Normal Size Small Size show me how

# Inequality Equations

### 7th Grade Math Equations and Inequalities Unit

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

Equation | a statement that the values of two mathematical expressions are equal which is indicated by the sign = |

Solution | the solution set is the set containing value(s) of the variable(s) that satisfy all equations and/or inequalities in the system |

Inequality | an inequality says that two values are not equal, meaning variable a is not equal to variable b. |

a<b | variable a is LESS THAN variable b |

a>b | variable a is GREATER THAN variable b |

example 1. | 70 _ 125 |

example 2. | -125 _ -11 |

example 3. | 5_-10 |

example 4. | 123,000_123,000 |

Solve the equation x + 44= 90 | x=? |

x - 7= 18 | x=? |