Didn't you mean "Find the possible value or values of z? y is not at all present in this equation.
z^2 - 4z + 4 = 0 can be factored into (z-2)(z-2). Thus, the given equation has two equal, real solutions: z=2 and z=-2.
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Answer:21
Step-by-step explanation:
Add them all up
Answer: The number is 12
Step-by-step explanation:
n=number
2n-8=16
2n=24
n=12
Answer: 56/33
Step-by-step explanation: