Answer
$115d=690$
Work Step by Step
The amount of time spent per day must be multiplied by the number of days, given by the variable d, to find the total time spent.
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 1 - Foundations for Algebra - 1-8 An Introduction to Equations - Practice and Problem-Solving Exercises - Page 56: 27
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