Determine whether or not the given pair of values is a solution of the given system of
Question:
Determine whether or not the given pair of values is a solution of the given system of linear equations.
x − y = 5 x = 4, y = − 1
2x + y = 7
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Step by Step Answer:
Substituting x 4 and y 1 in the first equation we get 4 1 5 Simplifying we get ...View the full answer
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Related Book For 
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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