Uzupełnij : 6x+7=47-2x .....x=.......... 1x=....... Pomocy
6x+7=47-2x
8x=40
1x=5.....................
6x + 2x = 47 - 7
8x = 40
1x = 40 : 8
1x = 5
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6x+7=47-2x
8x=40
1x=5
.....................
6x+7=47-2x
6x + 2x = 47 - 7
8x = 40
1x = 40 : 8
1x = 5