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alegebra

posted by on .

Subtract

-6-(-2)=8 is this right I get confused.

add. -5/14+9/7=-14/21

  • alegebra - ,

    No to your first question.
    -6-(-2)= -6 + 2 = __

    No to your second question, also.
    The common denominator to use is 14.
    -5/14 + 9/7 = -5/14 + 18/14 = (18-5)/14
    = 13/14

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