Answer :
3x(squared) +3y (squared) -54 =0
Divide everything by 3
x(squared) +y (squared) -18 =0
Add 18 to both sides
x(squared) +y (squared) = 18
Center (0,0) and radius = sqrt (18) === 3 (sqrt 2)
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Divide everything by 3
x(squared) +y (squared) -18 =0
Add 18 to both sides
x(squared) +y (squared) = 18
Center (0,0) and radius = sqrt (18) === 3 (sqrt 2)
Vote Brainliest