Respuesta:
3x + 8 = 28
3x = 28 - 8
3x = 20
X = 20/3
X = 6.67
Comprobamos:
3(6.67) + 8 = 28
20 + 8 = 28
28 = 28
Espero que te ayude :)
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Respuesta:
3x + 8 = 28
3x = 28 - 8
3x = 20
X = 20/3
X = 6.67
Comprobamos:
3(6.67) + 8 = 28
20 + 8 = 28
28 = 28
Espero que te ayude :)