Зеленые шары = 12 * <span> = 16</span>
Красные шары = 16 * <span> = 24
</span><span>Всего шаров = 12+16+24 = 52</span>
120 42
-84 2.8571428571
360
-336
240
-210
300
-294
60
-42
180
-168
120
-84
360
-336
240
-210
300
-294
60
-42
180
<span>5 + 7x -
12/3 = x + 13
5 + 7x – 4 = x +13
6x – 12 = 0
6x = 12
x = 2</span>