In algebra z is a variable. What z equals would depend on the math problem you're doing and what the answer to that problem is.
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In algebra it is simply 10z
-3.8
If the Z Score of a test is equal to zero then the raw score of the test is equal to the mean. Z Score = (Raw Score - Mean Score) / Standard Deviation
Z + 11 = 35 > Z = 24 Z - 11 = 35 > Z = 46
A letter of the alphabet