Odpowiedź:
-13x + 8 = 7x - 46
-13x - 7x = -46 - 8
-20x = -54 /: (-20)
x = 54/20
x = 2 i 14/20
x = 2 i 7/10
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Odpowiedź:
-13x + 8 = 7x - 46
-13x - 7x = -46 - 8
-20x = -54 /: (-20)
x = 54/20
x = 2 i 14/20
x = 2 i 7/10