Algebra

20 - (8+x) - ( x-1) =39

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  3. 👁 144
  1. -13. Solve for
    x
    by simplifying both sides of the equation, then isolating the variable.

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  2. There is no variable.
    x - x = 0

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    👩‍🏫
    Ms. Sue
  3. I'm sorry that was probably confusing x= -13. A way to check would to be replacing x with -13 and solving the equation so 20-(8+ -13)-(-13-1)= 39

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  4. try mathway.Com ms. She is wrong

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  5. 20 - (8+x) - ( x-1) = 39
    20 - 8 - x - x + 1 = 39
    13-2x = 39
    and you can see that x = -13

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