¿Cuál es el valor de \( w \) en la multiplicación escalar \( (-5)\left[\begin{array}{r}r \\ w\end{array}\right]=\left[\begin{array}{r}-20 \\ 35\end{array}\right] ? \) Anota tu respuesta en el espacio orovisto
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Para resolver la ecuación \( (-5)\left[\begin{array}{r}r \\ w\end{array}\right]=\left[\begin{array}{r}-20 \\ 35\end{array}\right] \), multiplicamos cada componente del vector \(\left[\begin{array}{r}r \\ w\end{array}\right]\) por \(-5\): \[ \left[\begin{array}{r}-5r \\ -5w\end{array}\right]=\left[\begin{array}{r}-20 \\ 35\end{array}\right] \] Ahora, igualamos las componentes correspondientes: 1. \(-5r = -20\) → \(r = 4\) 2. \(-5w = 35\) → \(w = -7\) Por lo tanto, el valor de \( w \) es \(-7\).