Объяснение:
36z−30 = (6z−5)
6(6z−5) = (6z−5)
6(6z−5) - (6z−5) = 0
(6z−5) (6-1)=0
(6z−5) 5=0
(6z−5) =0
z=5/6
Объяснение:
36z−30 = (6z−5)
6(6z−5) = (6z−5)
6(6z−5) - (6z−5) = 0
(6z−5) (6-1)=0
(6z−5) 5=0
(6z−5) =0
z=5/6