If 9√x = √12+√147, then x = ? Leave a Comment / Blog / By URVASHI GARG March 28, 2024 Solution: 9√x = √12+√147 ⇒9√x = 2√3+7√3 =√3 (2+7) ⇒9√x = 9√3 ⇒x=3 Then the answer is 3.