#### Answer

x=-5/4, x=9

#### Work Step by Step

$4x^2-31x-45=0$
Factor
(4x+5)(x-9)=0
Set all factors equal to 0
4x+5=0 x-9=0
Isolate the variable to solve
x=-5/4, x=9

Published by
Brooks Cole

ISBN 10:
0-53449-636-9

ISBN 13:
978-0-53449-636-4

x=-5/4, x=9

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