Juan solves the system of equations by forming a matrix equation. -4x+y=9 3x+2y=7 He multiplies the left side of the coefficient matrix by the inverse matrix. How does he proceed to the solution? Drag the choices to correctly complete Juan's process.

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.5: Percents
Problem 19WE
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Juan solves the system of equations by forming a matrix equation.

-4x+y=9

3x+2y=7

He multiplies the left side of the coefficient matrix by the inverse matrix.

How does he proceed to the solution?

Drag the choices to correctly complete Juan's process.

-4 1
-4 1
3
2
6.
7
Transcribed Image Text:-4 1 -4 1 3 2 6. 7
1
-1
-4 1
|
|
11
-55
11
-3 -4
3
9.
-33
4 1
11
44
3
9.
2.
-1
1
-
11
3 -4
-4
3.
2.
Transcribed Image Text:1 -1 -4 1 | | 11 -55 11 -3 -4 3 9. -33 4 1 11 44 3 9. 2. -1 1 - 11 3 -4 -4 3. 2.
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