Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 8 - Systems of Linear Equations and Problem Solving - 8.1 Systems of Equations in Two Variables - 8.1 Exercise Set - Page 508: 53

Answer

The field is 60 by 110.

Work Step by Step

We first write the word problem as an equation. Next, we solve the equation using substitution. Doing this, we find: $$ 2x+2y=340 , x=y+50 \\ 2\left(y+50\right)+2y=340 \\ y=60 \\ x=60+50 \\ x=110$$
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