Rozwiąż układ równań metodą podstawiania {3x-2y=8
2x+y=3
3x-2y=82x+y=3
3x-2y=8
y=3-2x
3x - 2(3-2x)=8
3x-6+4x=8
7x = 14 / :7
x = 2
y=3-2*2
y = -1
3x-2y=8 2x+y=3
y= 3 - 2x
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3x-2y=8
2x+y=3
3x-2y=8
y=3-2x
3x - 2(3-2x)=8
y=3-2x
3x-6+4x=8
y=3-2x
7x = 14 / :7
y=3-2x
x = 2
y=3-2*2
x = 2
y = -1
3x-2y=8
2x+y=3
3x-2y=8
y= 3 - 2x
y= 3 - 2x
3x - 2 (3-2x)=8y= 3 - 2x
3x- 6 + 4x= 8y= 3 - 2x
7x= 14 x= 2 y= 3- 2*2 x=2 y= -1