Respuesta:
xq eres feo lo siento
[tex]x + 3 = 13 \\ x = 13 - 3 \\ x = 10 \\ \\ \\ 7x - 6 = 30 \\ 7x = 30 + 6 \\ 7x = 24 \\ x = \frac{24}{7} [/tex]
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Respuesta:
xq eres feo lo siento
[tex]x + 3 = 13 \\ x = 13 - 3 \\ x = 10 \\ \\ \\ 7x - 6 = 30 \\ 7x = 30 + 6 \\ 7x = 24 \\ x = \frac{24}{7} [/tex]