algebra

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the equation is : - (2x + 3)-(4 + x).
Using the distributive property, my friend got the answer -7 - 3x. I have been fiddling with this problem for 3 hours and don't understand how he got this answer. Can someone please thoroughly explain this to me?

  • algebra -

    - (2x + 3)-(4 + x).
    Check my work.

    remove the parentheses.
    -2x-3-4-x=
    combine terms.
    -3x-7

  • algebra -

    thanxxx so much. awesome help!!

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