hola!!!
[tex]f(x) = 2x + 15 \\ - 2x = 15 \\ x = - \frac{15}{2} [/tex]
y el resultado alterna es :
[tex]x = - 7 \frac{1}{2} \times = - 7.5[/tex]
redondeando sale a
[tex] - 8[/tex]
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hola!!!
[tex]f(x) = 2x + 15 \\ - 2x = 15 \\ x = - \frac{15}{2} [/tex]
y el resultado alterna es :
[tex]x = - 7 \frac{1}{2} \times = - 7.5[/tex]
redondeando sale a
[tex] - 8[/tex]
saludos....