MatemáticasBásico1 respuestas

(12x + 8) : 4 = (9x - 6) : 3 + 4?

(12x + 8) : 4 = (9x - 6) : 3 + 4.

En resumen

<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B18x%2B8%7D%7B4%7D%20%3D%20%5Cfrac%7B9x-6%7D%7B3%7D%20%2B4" /> 3(18x + 8) = 4(9x - 6) + 48 54x + 24 = 36x - 24 + 48 54x + 24 = 36x - 24 54x - 36x = - 24 - 24 18x = - 48 x = - 48 / 18 x = - 24 / 9 x = - 8 / 3.

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FrezhiitaVicky
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<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B18x%2B8%7D%7B4%7D%20%3D%20%5Cfrac%7B9x-6%7D%7B3%7D%20%2B4" />

3(18x + 8) = 4(9x - 6) + 48

54x + 24 = 36x - 24 + 48

54x + 24 = 36x - 24

54x - 36x = - 24 - 24

18x = - 48

x = - 48 / 18

x = - 24 / 9

x = - 8 / 3.