Check the solution in Exercise 109, showing that it satisfies all three equations of the system. Exercise
Question:
Check the solution in Exercise 109, showing that it satisfies all three equations of the system.
Exercise 109
Solve the system of equations (4), (5), and (6)
25x + 40y + 20z = 2200 (4)
4x + 2y + 3z = 280 (5)
3x + 2y + z = 180 (6)
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Related Book For
College Algebra
ISBN: 978-0134697024
12th edition
Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
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