Answer
50%
Work Step by Step
Percent increase formula: $\frac{Difference}{Formula}$$\times$100
Plug in values: $\frac{57-38}{38}$$\times$100=$\frac{19}{38}$$\times$100=$\frac{1}{2}$$\times$100=50%
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 2 - Solving Equations - Chapter Review - 2-10 Change Expressed as a Percent - Page 156: 64
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