Odpowiedź:
a) 12x - 6 - 2x + 6 = 10
10x = 10| : 10
x = 1
b) 3x2 + 4x + 3x = 11 +3x2 - 4| - 3x2
7x = 7| : 7
c) 3x - 4x = 6x - 7
-x = 6x - 7| - 6x
-7x = -7| : (-7)
d) 6x - 18 - 8x + 16 = -2x + 3 - 1
-2x - 2 = -2x + 2| +2x
-2 = -2
0 = 0
Szczegółowe wyjaśnienie:
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Odpowiedź:
a) 12x - 6 - 2x + 6 = 10
10x = 10| : 10
x = 1
b) 3x2 + 4x + 3x = 11 +3x2 - 4| - 3x2
7x = 7| : 7
x = 1
c) 3x - 4x = 6x - 7
-x = 6x - 7| - 6x
-7x = -7| : (-7)
x = 1
d) 6x - 18 - 8x + 16 = -2x + 3 - 1
-2x - 2 = -2x + 2| +2x
-2 = -2
0 = 0
Szczegółowe wyjaśnienie: