Status: Waiting for your answers. Problem: Solve for the variable. Check a value if it is extraneous. √ c + 54 = c + 12 c + 54 = ( c + )2 c + 54 = c2 + c + 0 = c2 + c + 0 = ( c + )( c + ) c1 = c2 = extraneous extraneous