# Expressions: Question Preview (ID: 4669)

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The coefficients of 2x - 4x - x + 2 are |
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a) 2,4,1,2 | b) 2,-4,-1 | c) 2,-4,-1,2 | d) 2,4,1 | |

What is the constant of this expression: 2x - 3x - 4 |
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a) 4 | b) 2, 3, 4 | c) 2,-3,-4 | d) -4 | |

What are the like terms: 2x - 3x + 4 |
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a) 2x, -3x | b) 2x, -3x, 4 | c) none | d) 2x, 3x | |

Combine like terms (simplify expression) 3x - 2x + 4x |
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a) 9x | b) no like terms | c) 5x | d) x | |

Simplify the expression: 2x + 2 |
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a) 4x | b) no like terms, 2x + 2 | c) 2 | d) 2x | |

Simplify the expression: 2x - 4x |
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a) 2x | b) -2x | c) -2 | d) 2x - 4x | |

Evaluate the expression: 2a + 4 (where a = -2) |
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a) 0 | b) 4 | c) 12 | d) 8 | |

Evaluate the expression: 9x + 3b - 2s (where x = 1, b = 0, s=2 |
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a) 14 | b) -5 | c) 10 | d) 5 | |

What are/is the coefficient in this example: -9x + 2 |
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a) -9, 2 | b) 9 | c) -9 | d) 9, 2 | |

Simplify the expression 2a - 3a - 4a (where a is 1) |
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a) -9 | b) -5 | c) 5 | d) 1 | |

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