Solve for z. z - 12 = -9

Mathematics

2 answers:

sashaice [31]4 years ago

8 0

Z - 12 = -9
Inverse operation ( + 12 to both sides)

z = -9 + 12
z = 3

z would equal 3

Bad White [126]4 years ago

7 0

Solve for z:-

z - 12 = -9
z = ?
Inverse Operation
-9 + 12 = z
-9 +12 = 3
z = 3

Check:-
z - 12 = -9
z = 3
3 - 12 = ?
3 - 12 = -9
Correct!

z = -9

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