| a+b+c+d | |
=8 | |
| 4 |
| 32+32 | 64 | |||
a) | = | =8 | ||
| 8 | 8 |
| 32+13 | 45 | |||
b) | = | =9 | ||
| 5 | 5 |
| a+b+c+d | ||
a) wiesz że | =8
| |
| 4 |
| 2(a+b+c+d) | a+b+c+d | |||
więc | = | =8
| ||
| 8 | 4 |
| a+b+c+d+13 | ||
b) | =...
| |
| 5 |
| a+b+c+d | ||
wiemy że | =8 więc a+b+c+d=32
| |
| 4 |
| 32+13 | |
=...
| |
| 5 |
| a+b+c+d+0 | 32 | |||
c) | = | |||
| 5 | 5 |
| a+b+c+d+8 | 40 | |||
d) | = | ...
| ||
| 5 | 5 |