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(Solved): The inverse of matrix \( A \) is given. \[ A^{-1}=\left[\begin{array}{rr} 1 & -4 \\ 1 & 7 \end{arra ...
![The inverse of matrix \( A \) is given.
\[
A^{-1}=\left[\begin{array}{rr}
1 & -4 \\
1 & 7
\end{array}\right]
\]
Use the inver](https://media.cheggcdn.com/study/1b5/1b54f3d2-e726-49b3-b825-c8c115288355/image)
The inverse of matrix \( A \) is given. \[ A^{-1}=\left[\begin{array}{rr} 1 & -4 \\ 1 & 7 \end{array}\right] \] Use the inverse to solve for \( X \). \[ A X=\left[\begin{array}{r} 19 \\ -1 \end{array}\right] \] \[ x=[ \]