Question

Решите пожалуйста системы

Answer 1

5задание.
2(5a-4)...
{
6(7b-1)...
2([email protected])-3(3-4&)=5
[email protected]+ 12&=5
[email protected]+ 12&=5
[email protected]+ 12&=22

6(7&-1)-([email protected])=31
42&[email protected]=31
42&[email protected]=31
42&[email protected]=39
{
[email protected]+ 12&=22-> 12&+ [email protected]=22
1. домножаем на 10, а 2.на 3
420&[email protected]=390
+
36&+ [email protected]=66
---------------
456&=456 &=1

12*1 + [email protected] = 22
12+ [email protected] =22
[email protected]=10 @=1