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algebra

posted by on .

Find -x when x=20
x=-20
is this answer right.

I do not how to do this problem I need help.
{3(5-8)-3}-{1-(2-6)}=15+-9-2+6
help with this problem.

  • algebra - ,

    the problem where you need to find x is right.

    now, about the other problem... :

    {3(5-8)-3}-{1-(2-6)}=15+-9-2+6
    {3(-3)-3} – (-4) = 15+7+6
    {-9 * -3} –(-4) = 28
    27- -4=28
    (remember change/change)
    27 + 4 = 28
    31=28
    Answer: no solution

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