Oblicz układ rownan x+y = 1 3/4 120=80x+40y
x+y = 1 3/4 120=80x+40yx=5/4 -y120=80(5/4-y)+40y120= 100-40y-40y=20 y= -0,5x=0,75
x+y = 1 3/4 120=80x+40yx=5/4 -y120=80(5/4-y)+40y120= 100-40y-40y=20 y= -0, 5x= 0, 75
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x+y = 1 3/4
120=80x+40y
x=5/4 -y
120=80(5/4-y)+40y
120= 100-40y
-40y=20
y= -0,5
x=0,75
x+y = 1 3/4
120=80x+40y
x=5/4 -y
120=80(5/4-y)+40y
120= 100-40y
-40y=20
y= -0, 5
x= 0, 75