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Mathematics 13 Online
OpenStudy (anonymous):

Check some answers?

OpenStudy (anonymous):

OpenStudy (anonymous):

first one is right the second one should be -1

OpenStudy (texaschic101):

7. - 3 = z + 4 -3 - 4 = z -7 = z you are correct 8. w - 2 = -3 w = -3 + 2 w = -1 you are incorrect.

OpenStudy (anonymous):

-1-2=-3

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