Rozwiaz uklady rownań
{ y=5-4
{3x+6y=9
~~~~~~~~~~~~
{6x-2y=4
{x=8-7y
y=5-4
3x+6y=9
y=1
3x+6=9
y=1
3x=3
y=1
x=1
-------
6x-2y=4
x=8-7y
x=8-7y
6(8-7y)-2y=4
x=8-7y
48-42y-2y=4
x=8-7y
48-44y=4
x=8-7y
44y=44
x=8-7y
y=1
x=8-1
y=1
x=1
y=1
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Liczę na naj i pozdrawiam,
RaVVi
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