3200-в:16=1600 1800-а:36=250
3200 - b : 16 = 1600
b : 16 = 3200 - 1600
b : 16 = 1600
b = 25600
_________________________
1800 - a : 36 = 250
a : 36 = 1800 - 250
a : 36 = 1550
a = 1550 * 36
a = 55800
3200 - b ÷ 16 = 1600
b ÷ 16 = 3200 - 1600
b ÷ 16 = 1600
b = 1600 × 16
b = 25600.
Ответ : b = 25600.
__________________
1800 - а ÷ 36 = 250
а ÷ 36 = 1800 - 250
а ÷ 36 = 1550
а = 1550 × 36
а = 55800.
Ответ : а = 55800.
Удачи))))