Odpowiedź:
Zadanie 4
A)
1-5x=-9
-5x=-9-1
-5x=-10
X=-10:(-5)
X=2
B)
6x+7=0
6x=-7
X=-7/6
X= - 1i1/6
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Odpowiedź:
Zadanie 4
A)
1-5x=-9
-5x=-9-1
-5x=-10
X=-10:(-5)
X=2
B)
6x+7=0
6x=-7
X=-7/6
X= - 1i1/6