Найди неизвестное число. 7020 - m * 3 = 4080 ; k * 6 - 2284 = 5456 ; n / 7 + 1275 = 6000 ; 2160/ v + 4996 = 5000

7020 - m * 3 = 4080 -m*3 = 4080-7020-m*3 = -29403m = 2940m = 2940 : 3m = 980k * 6 - 2284 = 5456 k*6 = 5456 + 22846k = 7740k= 7740 :6k= 1290n / 7 + 1275 = 6000n/7= 6000-1275n/7= 4725n= 4725*7n = 330752160/ v + 4996 = 50002160/v = 5000-49962160/v= 4v = 2160/4v= 540