55
Объяснение:
(t – 6z) / z = 12
t/z – 6z/z = 12
t/z – 6 = 12
t/z = 18
(3t + z) / z = 3t/z + z/z = 3·(t/z) + 1 = 3·18 + 1 = 54 + 1 = 55
55
Объяснение:
(t – 6z) / z = 12
t/z – 6z/z = 12
t/z – 6 = 12
t/z = 18
(3t + z) / z = 3t/z + z/z = 3·(t/z) + 1 = 3·18 + 1 = 54 + 1 = 55