Przyjrzyj sie rysunkowi. oblicz ile wazy kostka a ile kulka.
x+0,5y =1,5y
1,5y-0,5y=1
0,5y =1/:0,5
x=1
y=-5
x-waga kulki
y-waga kostki
6y+5x=1+x+3y
3y+7x2y+4x+0,5
6y+5x-3y-x=1
3y+7x-2y-4x=0,5
3y+4x=1
y+3x=0,5\×(-3)
-3y-9x=-1.5
-5x=-0.5\÷(-5)
x=0.1
6y+5×0.1=1+0.1+3y
6y+0.5=1.1+3y
6y-3y=0.6
3y=0,6\÷3
y=0.2
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x+0,5y =1,5y
1,5y-0,5y=1
0,5y =1/:0,5
x=1
y=-5
x-waga kulki
y-waga kostki
6y+5x=1+x+3y
3y+7x2y+4x+0,5
6y+5x-3y-x=1
3y+7x-2y-4x=0,5
3y+4x=1
y+3x=0,5\×(-3)
3y+4x=1
-3y-9x=-1.5
-5x=-0.5\÷(-5)
x=0.1
6y+5×0.1=1+0.1+3y
6y+0.5=1.1+3y
6y-3y=0.6
3y=0,6\÷3
y=0.2