Answer
$(x,y)=${$10000,5$}
Work Step by Step
Since, we have two equations $2 \log x=y+3$ and $\log x=y-1$
Thus, $2 (y-1)=y+3$
or, $y=5$
Now, $\log x=y-1$
or, $\log x=5-1 \implies 10^4=x$
and $x=10000$
Hence, $(x,y)=${$10000,5$}
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 10 - Section 10.5 - Systems of Nonlinear Equations in Two Variables - Exercise Set - Page 813: 80
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