3750-(x-218)=1230
3750 – x + 218 = 1230
– x = 1230 – 218 – 3750
-x = -2738
x = 2738
с × 6 = 67000 - 7000
с × 6 = 60000
с = 60000/6
с=10000
3750-(x-218)=1230
3750 – x + 218 = 1230
– x = 1230 – 218 – 3750
-x = -2738
x = 2738
с × 6 = 67000 - 7000
с × 6 = 60000
с = 60000/6
с=10000