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
Chapter9: Systems Of Linear Equations
Section9.4: The Addition-or-subtraction Method
Problem 3OE
Related questions
Concept explainers
Rate of Change
The relation between two quantities which displays how much greater one quantity is than another is called ratio.
Slope
The change in the vertical distances is known as the rise and the change in the horizontal distances is known as the run. So, the rise divided by run is nothing but a slope value. It is calculated with simple algebraic equations as:
Question
I need the answer quickly please
![Q2: Use Cramer's rule to solve
3x1
- 0.1x2 - 0.2x3 = 7.85
0.1x, + 7x2 - 0.3x3 = -19.3
0.3x1
- 0.2x2 + 10x3 = 71.4
|](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7cc128f4-cac8-458b-ad2e-2c5e58e4a550%2F32059327-de18-45e2-82a2-51bb85a202e0%2Fztn8u2i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q2: Use Cramer's rule to solve
3x1
- 0.1x2 - 0.2x3 = 7.85
0.1x, + 7x2 - 0.3x3 = -19.3
0.3x1
- 0.2x2 + 10x3 = 71.4
|
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