Find the center and radius of the circle.
-$x ^ { 2 } + y ^ { 2 } - 16 x + 18 y = - 141$
A) $( - 9,8 ) , r = 2$
B) $( - 8,9 ) , r = 4$
C) $( 9 , - 8 ) , r = 4$
D) $( 8 , - 9 ) , r = 2$

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The Answer of Find the center and radius of the circle.
-$x ^ { 2 } + y ^ { 2 } - 16 x + 18 y = - 141$
A) $( - 9,8 ) , r = 2$
B) $( - 8,9 ) , r = 4$
C) $( 9 , - 8 ) , r = 4$
D) $( 8 , - 9 ) , r = 2$

Find the Center and Radius of the Circle x2+y2−16x+18y=−141x ^ { 2 } + y ^ { 2 } - 16 x + 18 y = - 141x2+y2−16x+18y=−141

Find the Center and Radius of the Circle $x ^ { 2 } + y ^ { 2 } - 16 x + 18 y = - 141$