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16 June, 12:55

What is - 3 (m+6) - (11+9m)

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  1. 16 June, 13:05
    0
    -3 (m+6) - (11+9m)

    distribute

    -3m - 3*6 - 11-9m

    -3m - 18 - 11-9m

    -12m - 29
  2. 16 June, 13:16
    0
    First use the distributive property to multiply the first set of parentheses with the - 3 and the second parentheses flip the signs because its negative

    (-3m-18) + (-11-9m)

    Then remove parentheses because it is addition and combine like terms

    -12m - 29
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