ответ:x= 65272.35/16.64
Пошаговое объяснение:
248,3(362,9/(6,4x+2.2))=2.6
(362,9/(6,4x+2.2)=2.6/248,3
(362,9/ (2.6/248,3) =6,4x+2.2
362,9*248.3/2.6 = 6,4x+2.2
362,9*248.3= 2.6( 6,4x+2.2)
362,9*248.3 = 16.64x +5.72
65278.07-5.72 =16.64x
65272.35=16.64x
x= 65272.35/16.64
