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2 September, 20:35

Combining like terms

-7r-9+8+5r

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Answers (1)
  1. 2 September, 23:15
    0
    -2r - 1

    Step-by-step explanation:

    The like terms here are - 7r and 5r,

    The like terms for constants are - 9 and 8

    so add - 7r + 5r = - 2r

    and add - 9 + 8 = - 1
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