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Anonymous Anonymous
  • 30-03-2015
  • Mathematics
Answered





What value of z makes the statement true?




–(z + (–17)) = 12 + 17









A

–46








B

–12








C

12








D

46

Verified Answer :

iGreen
iGreen iGreen
  • 30-03-2015

-(z + (-17)) = 12 + 17

-(z - 17) = 12 + 17

Distribute -1:

-z + 17 = 12 + 17

Subtract 17 to both sides:

-z = 12

Multiply -1 to both sides:

z = -12

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