Question

решить уровнение 40целых3/4-(10целых27/40+х)=15целых3/40

Answer 1

40 3/4 - (10 27/40 + х) = 15 3/40,
40 3/4 - 10 27/40 - х = 15 3/40,
х = 40 30/40 - 10 27/40 - 15 3/40,
х = 15