zadanie 2 strona 99 matematyka klasa 2 6x-2/3y=2 i trzeba wyznaczyc y
(6x - 2 ) / 3y = 2
(6x - 2 ) / 3y = 2 / 1
2 * 3y = 1 * (6x - 2)
6y = 6x - 2 /:6
y = x - 1/3
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(6x - 2 ) / 3y = 2
(6x - 2 ) / 3y = 2 / 1
2 * 3y = 1 * (6x - 2)
6y = 6x - 2 /:6
y = x - 1/3