Mathematics

7th

grade

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Expansion of Algebraic Expressions

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10 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Expand  3x(4+y)  . 

     12x3xy12x-3xy  

     12x+3xy12x+3xy  

    I don’t know 😓

  • 2. Multiple Choice
    30 seconds
    1 pt

    Expand  4y(2x+3)-4y(2x+3)  .

     8xy12y-8xy-12y  

     8xy+12y-8xy+12y  

    I don’t know 😓

  • 3. Multiple Choice
    30 seconds
    1 pt

    Expand  x(3xy)x(3x-y)  . 

     3x2xy3x^2-xy  

     3x2+xy3x^2+xy  

    I don’t know 😓

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