15,62 + х = 20,
х = 20 - 15,62,
х = 4,38.
9,54 - х = 7,268,
х = 9,54 - 7,268,
х = 2,272.
х - 36,76 = 19,24,
х = 36,76 + 19,24,
х = 56.
х + 0,24 = 8,1,
х = 8,1 - 0,24,
х = 7,86.
15,62 + х = 20,
х = 20 - 15,62,
х = 4,38.
9,54 - х = 7,268,
х = 9,54 - 7,268,
х = 2,272.
х - 36,76 = 19,24,
х = 36,76 + 19,24,
х = 56.
х + 0,24 = 8,1,
х = 8,1 - 0,24,
х = 7,86.