Решите уравнения с проверкой
24,8-1,6x=8,8
22,4x-10,4x=14,4
Предмет:
МатематикаАвтор:
nikoqpcs1) 1,6 x = 24,8 - 8,8
1,6x = 16
х = 16 : 1,6
х = 10
2) 12х = 14,4
х = 14,4 : 12
х = 1,2
Проверка:
1) 24,8 - 1,6*10 = 8,8
24,8 - 16 = 8,8
8,8 = 8,8
2) 22, 4*1,2 - 10,4*1,2 = 14,4
26,88 - 12,48 = 14,4
14,4 = 14,4
Автор:
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