Question

Use the given inverse of the coefficient matrix to solve the following system. $$5x_1 + 3x_2 = -9$$ $$-6x_1 - 3x_2 = 2$$ $$A^{-1} = \begin{bmatrix} -1 & -1 \\ 2 & \frac{5}{3} \end{bmatrix}$$

Name: use the given inverse of the coefficient matrix to solve the following system 5x1 3x2 9 6x1 3x2 2 a 1 beginbmatrix 1 1 2 frac53 endbmatrix 59997
Uploaded: 2021-09-28T23:53:51-08:00
Duration: 1 min 42 s
Channel: James Kiss
Description: use the given inverse of the coefficient matrix to solve the following system 5x1 3x2 9 6x1 3x2 2 a 1 beginbmatrix 1 1 2 frac53 endbmatrix 59997

          Use the given inverse of the coefficient matrix to solve the
following system.
$$5x_1 + 3x_2 = -9$$
$$-6x_1 - 3x_2 = 2$$
$$A^{-1} = \begin{bmatrix} -1 & -1 \\ 2 & \frac{5}{3} \end{bmatrix}$$

$use the given inverse of the coefficient matrix to solve the following system 5x1 3x2 9 6x1 3x2 2 a 1 beginbmatrix 1 1 2 frac53 endbmatrix 59997$

Added by Juan C.

Elementary and Intermediate Algebra

Alan S. Tussy, R. David Gustafson 5th Edition

Instant Answer

Solved by Expert James Kiss

09/28/2021

Step 1

Step 1: The given system of equations can be written in matrix form as $Ax = b$, where $$A = \begin{bmatrix} 5 & 3 \\ -6 & -3 \end{bmatrix}, x = \begin{bmatrix} x_1 \\ x_2 \end{bmatrix}, b = \begin{bmatrix} -9 \\ 2 \end{bmatrix}$$ We are given the inverse of the Show more…

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Use the given inverse of the coefficient matrix to solve the following system. $$5x_1 + 3x_2 = -9$$ $$-6x_1 - 3x_2 = 2$$ $$A^{-1} = \begin{bmatrix} -1 & -1 \\ 2 & \frac{5}{3} \end{bmatrix}$$