Write the standard form of the equation of the circle described.Center (-5, 0), r = 7
A. (x + 5)2 + y2 = 49
B. x2 + (y - 5)2 = 7
C. x2 + (y + 5)2 = 7
D. (x - 5)2 + y2 = 49
Answer: A
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.
?
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