The inverse of 2x + 6y + 6z = 8 2 6 6 6 is 2 7 7 -3 2x + 7y + 6z = 10 2 is -1 2x + 7y + 7z = 9 -1

PREALGEBRA
15th Edition
ISBN:9781938168994
Author:OpenStax
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Chapter10: Polynomials
Section10.1: Add And Subtract Polynomials
Problem 10.14TI: Find the difference: (8u27u2)(5u6u4).
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Solve, a. Write the given linear system as a matrix equation in the form AX = B.  Solve the system using the inverse that is given for the coefficient matrix.

The inverse of
2x + 6y + 6z = 8
2 6 6
6 is
2 7 7
-3
2x + 7y + 6z = 10
2
is -1
2x + 7y + 7z = 9
-1
Transcribed Image Text:The inverse of 2x + 6y + 6z = 8 2 6 6 6 is 2 7 7 -3 2x + 7y + 6z = 10 2 is -1 2x + 7y + 7z = 9 -1
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