Answer:
4
Step-by-step explanation:
Variable: X = Unknown Number
2x + 4 = x + 8
2x - x = 8 - 4
x = 4
Check:
2(4) + 4 = 4 + 8
8 + 4 = 12
12 = 12
Center = ( 1,-2)
radius = 2
27/sqrt9, 4^2 are the rational numbers
All the other ones do not terminate, so this leaves these as the answers.
hope this helps!
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Answer: $14.85
