7. Solve the linear equation systems below using matrix inverse method. [Hint: x = A¯¹B]. x + y = 6 2x + 4y = 20

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
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Chapter4: Systems Of Linear Equations
Section4.5: Solve Systems Of Equations Using Matrices
Problem 4.83TI: Solve the system of equations using a matrix: {2x5y+3z=83xy+4z=7x+3y+2z=3 .
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A-¹B].
7. Solve the linear equation systems below using matrix inverse method. [Hint: x =
x + y = 6
2x + 4y
= 20
Transcribed Image Text:A-¹B]. 7. Solve the linear equation systems below using matrix inverse method. [Hint: x = x + y = 6 2x + 4y = 20
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