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

Answer :

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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