Respuesta:
d = 5
Explicación paso a paso:
35 d : 5 - 50 : 5 = 2 d + 15
7 d - 10 = 2 d + 15
7 d - 2 d = 15 + 10
5 d = 25
d = 25 : 5
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Respuesta:
d = 5
Explicación paso a paso:
35 d : 5 - 50 : 5 = 2 d + 15
7 d - 10 = 2 d + 15
7 d - 2 d = 15 + 10
5 d = 25
d = 25 : 5
d = 5