[...]-2(1-x) = 6x+5
Liczba 5 ma spełniać równanie.
Czy powinno wyjść w budce 43?
-2-2x=6x+5
-2-5=6x-2x
-7=4x
-1,75 = x
[a]-2(1-5) = 6*5+5
[a]+8=35
[a]=35-8
[a]=27 lub [a]=(6x-3)
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-2-2x=6x+5
-2-5=6x-2x
-7=4x
-1,75 = x
[...]-2(1-x) = 6x+5
[a]-2(1-5) = 6*5+5
[a]+8=35
[a]=35-8
[a]=27 lub [a]=(6x-3)