Odpowiedź:
2x + 4/5 + 7 = x/5 / * 5
10x + 4 + 35 = x
10x - x = - 35 - 4
9x = - 39 /: 9
x = - 4 3/9
6x + 1/2 + 4x - 2/3 = 2 / * 6
36x + 3 + 24x - 4 = 12
36x + 24x = 12 - 3 + 4
60x = 13 /:60
x = 13/60
Szczegółowe wyjaśnienie:
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Odpowiedź:
2x + 4/5 + 7 = x/5 / * 5
10x + 4 + 35 = x
10x - x = - 35 - 4
9x = - 39 /: 9
x = - 4 3/9
6x + 1/2 + 4x - 2/3 = 2 / * 6
36x + 3 + 24x - 4 = 12
36x + 24x = 12 - 3 + 4
60x = 13 /:60
x = 13/60
Szczegółowe wyjaśnienie: