Rozwiąż układ równań.
{ 4 (x - 2) - 3 (y + 1) = 0
{ 8 = 2 (x - y) + x
{ - klamerka
4x-8-3y-3=0
8=2x-2y+x
4x-3y=11 /*(-2)
8=3x-2y /*3
-8x+6y=-22
9x-6y=24
x=2
-3y=-4x+11
-3y=-8+11
-3y=3 /:(-3)
y=-1
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{ 4 (x - 2) - 3 (y + 1) = 0
{ 8 = 2 (x - y) + x
4x-8-3y-3=0
8=2x-2y+x
4x-3y=11 /*(-2)
8=3x-2y /*3
-8x+6y=-22
9x-6y=24
x=2
-3y=-4x+11
x=2
-3y=-8+11
x=2
-3y=3 /:(-3)
x=2
y=-1