Answer
2.75 hours
Work Step by Step
$27.5+55x=65x$
$27.5+55x-55x=65x-55x$
$27.5=10x$
$27.5/10 = 10x/10$
$2.75 =x$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 6 - Systems of Equations and Inequalities - 6-3 Solving Systems Using Elimination - Mixed Review - Page 380: 56
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