Odpowiedź:
-5x - 17 = -9x + 3
-5x + 9x = 3 + 17
4x = 20 / : 4
x = 5
7x + 14 = 5x - 22
7x - 5x = -22 - 14
2x = -36 / : 2
x = -18
2x - 4 + 5x = x + 2
2x + 5x - x = 2 + 4
6x = 6 / : 6
x = 1
-3 + 2x - 6 = 3 - 4x
2x + 4x = 3 + 3 + 6
6x = 12 / : 6
x = 2
7x + 2 = 5 + 3x + 9
7x - 3x = 5 + 9 - 2
4x = 12 / : 4
x = 3
-5x + 12 + x = 2x - 12
-5x + x - 2x = -12 - 12
-6x = -24 / : (-6)
x = 4
2x + 6 = 3x - x + 8
2x - 3x + x = 8 - 6
0 = 2
9 - 3x + 2 = 7 + 4 - 2x - x
-3x + 2x + x = 7 + 4 - 9 - 2
0 = 0
Mam nadzieje że pomogłam :)
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Odpowiedź:
-5x - 17 = -9x + 3
-5x + 9x = 3 + 17
4x = 20 / : 4
x = 5
7x + 14 = 5x - 22
7x - 5x = -22 - 14
2x = -36 / : 2
x = -18
2x - 4 + 5x = x + 2
2x + 5x - x = 2 + 4
6x = 6 / : 6
x = 1
-3 + 2x - 6 = 3 - 4x
2x + 4x = 3 + 3 + 6
6x = 12 / : 6
x = 2
7x + 2 = 5 + 3x + 9
7x - 3x = 5 + 9 - 2
4x = 12 / : 4
x = 3
-5x + 12 + x = 2x - 12
-5x + x - 2x = -12 - 12
-6x = -24 / : (-6)
x = 4
2x + 6 = 3x - x + 8
2x - 3x + x = 8 - 6
0 = 2
9 - 3x + 2 = 7 + 4 - 2x - x
-3x + 2x + x = 7 + 4 - 9 - 2
0 = 0
Mam nadzieje że pomogłam :)