Решите : 2*х+6*х+4*х-1472=10528; 3*а+2*а+7*а+8654=32654; 19*с+8*с+12*с+80039=95639; 11*b+14*b-9*b-14671=87329

3*а+2*а+7*а+8654=32654
12а=32654-8654
12а=24000
а=2000

19*с+8*с+12*с+80039=95639
39с=95639-80039
39с=15600
с=15600:39
с=400

11*b+14*b-9*b-14671=87329
34b=87329+14671
34b=102000
b=102000:34
b=3000