1). Evaluate these expressions for:

(be real careful with the minus sign on "c")

a). a + c = |
b). |
c). |

a). x + 4 = 16 x = _________ |
b). 2x + 5 = 19 x = _________ |

c). 15 - x = 8 x = _________ |
d). x = _________ |

e). 50 - 2x = 0 x = _________ |
f). 9x - 20 = 7 x = _________ |

Phrase | Expression |
---|---|

a). two times a number | |

b). seven plus a number | |

c). half of a number | |

d). a number increased by one | |

e). eight times a number minus one |