17х - 15.6х = 30.94
1.4х = 30.94
х = 30.94 : 1.4
х = 22.1
17x - 15,6x = 30,94,
1,4х = 30,94,
х = 30,94 : 1,4,
х = 22,1
17х - 15.6х = 30.94
1.4х = 30.94
х = 30.94 : 1.4
х = 22.1
17x - 15,6x = 30,94,
1,4х = 30,94,
х = 30,94 : 1,4,
х = 22,1