_ x+4 + 2x-1 = x +2 Rozwiąż równanie
5 4
x+4/5 + 2x-1/4 = x +2 /*204( x+4) + 5(2x-1) = 20x + 404x + 16 + 10x – 5 = 20x + 404x + 10x – 20x = 40 – 16 + 5-6x =29 /: (-6)x = - 29/6x= -4 i 5/6
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x+4/5 + 2x-1/4 = x +2 /*20
4( x+4) + 5(2x-1) = 20x + 40
4x + 16 + 10x – 5 = 20x + 40
4x + 10x – 20x = 40 – 16 + 5
-6x =29 /: (-6)
x = - 29/6
x= -4 i 5/6