Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 4 - Section 4.1 - Solving Systems of Linear Equations in Two Variables - Exercise Set - Page 212: 2

Answer

The given ordered pair is a solution.

Work Step by Step

We have $$x-y = -4$$ $$2x+10y = 4$$ Possible solution $(-3,1)$ Substituting on Equation (1) $$-3-1 = -4$$ $$-4=-4$$ Substituting on Equation (2) $$2(-3) +10(1) = 4$$ $$-6+10 = 4$$ $$4=4$$ The given ordered pair is a solution.
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