Question:

Write in simplest form help pleasee?

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a)7r + 3(6 + 2r) + 9

b)5(8y + 4) + 3(2y + 9)

c)2x^2 + 7x + 3x + 5

d)-6x^2 + 16x - 7

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5 ANSWERS


  1. 7r+18+6r+9= 9r+27=9(r+3)

    40y+20+6y+27=46y+47

    2x^2+10x+5

    -6x^2+16x-7


  2. a.) 13r + 27

    b.) 46y + 47

    c.) 2x^2 + 10x + 5

    d.) i dont think this one can be simplified

  3. a) 7r + 18 + 6r + 9

        13r + 27

    b) 40y +20 +6y +27

        46y +47

    c) 2x^2 + 10x +5

    d) -6x^2 + 16x -7

    hope that helps

  4. see www.mathway.com

  5. a)7r + 3(6 + 2r) + 9

    = 7r + 18 + 6r + 9

    = 13r + 27

    b)5(8y + 4) + 3(2y + 9)

    = 40y + 20 + 6y + 27

    = 46y + 47

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