I need a little help with solving the system3a - 2b + 7c =13a + 8b - 6c = -477a - 9b -9c = -3

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.1: Systems Of Two Linear Equations In Two Variables
Problem 84PS
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I need a little help with solving the system
3a - 2b + 7c =13
a + 8b - 6c = -47
7a - 9b -9c = -3

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