Explicación paso a paso:
[tex]2(5 - 2u) + 4(2u - 3) + 13 = - 4(6u - 9) + 5u + 1 \\ 10 - 4u + 8u - 12 + 13 = - 24u + 36 + 5u + 1 \\ 11 + 4u = - 19u + 37 \\ 11 - 37 = - 19u - 4u \\ - 26 = - 23u \\ u = \frac{ - 26}{ - 23} \\ u = \frac{26}{23} [/tex]
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Explicación paso a paso:
[tex]2(5 - 2u) + 4(2u - 3) + 13 = - 4(6u - 9) + 5u + 1 \\ 10 - 4u + 8u - 12 + 13 = - 24u + 36 + 5u + 1 \\ 11 + 4u = - 19u + 37 \\ 11 - 37 = - 19u - 4u \\ - 26 = - 23u \\ u = \frac{ - 26}{ - 23} \\ u = \frac{26}{23} [/tex]