Rozwiąz algebreicznie układ równań
{3x-2y=13
{2x-3y=8
{3x-2y=13 |*2
{2x-3y=8 | *(-3)
{6x - 4y = 26
{-6x +9y = -24
5y = 2 |:5
y = 2/5
2x - 3y = 8
2x - 6/5 = 8
2x = 9 1/5 | :2
x = 4,6
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{3x-2y=13 |*2
{2x-3y=8 | *(-3)
{6x - 4y = 26
{-6x +9y = -24
5y = 2 |:5
y = 2/5
2x - 3y = 8
2x - 6/5 = 8
2x = 9 1/5 | :2
x = 4,6