Mathematics
mananaseri
2015-10-30 16:11:27
-28+15-22z=31 can u help me please I really need help
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daisy2537327
2015-10-30 22:29:18

I hope this helped you understand it and get the problem right. :)

Lorinda21
2015-10-30 22:30:33

calculate the sum or difference move constant to right side, change sign add the numbers divide both sides by -22 z=-2

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