[tex]4 - 3(x - 2) = 2x \\ 4 - 3x + 6 = 2x | + 3x \\ 10 = 5x | \div 5 \\ x = 2[/tex]
Sprawdzenie
[tex]4 - 3(2 - 2) = 2 \times 2 \\ 4 - 6 + 6 = 4 \\ 4 - 6 = 4 - 6 \\ L = P[/tex]
