Rozwiąż równanie:
{x+4=1
{2x+2y=2
x + 4 = 1
2x + 2y = 2
x = - 3
2 · (-3) + 2y = 2
-6 + 2y = 2
2y = 8
y = 4
x=-3
2*-3+2y=2
-6+2y=2
2y=2+6
2y=8
y=4
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x + 4 = 1
2x + 2y = 2
x = - 3
2 · (-3) + 2y = 2
-6 + 2y = 2
2y = 8
y = 4
x = - 3
y = 4
{x+4=1
{2x+2y=2
x=-3
2*-3+2y=2
-6+2y=2
2y=2+6
2y=8
y=4