Respuesta:
a = 3
Explicación paso a paso:
(3a - 2)x + 10 = 45
(3a - 2)x = 45 - 10
(3a - 2)x = 35
reemplazamos x = 5
(3a - 2)5 = 35
15a - 10 = 35
15a = 35 + 10
15a = 45
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Respuesta:
a = 3
Explicación paso a paso:
(3a - 2)x + 10 = 45
(3a - 2)x = 45 - 10
(3a - 2)x = 35
reemplazamos x = 5
(3a - 2)x = 35
(3a - 2)5 = 35
15a - 10 = 35
15a = 35 + 10
15a = 45
a = 3