#### Answer

$< 8,-20 > $

#### Work Step by Step

$-4u=-4\left( < -2,5 > \right) = < \left( \left( -2\right) \times \left( -4\right) \right) ,\left( 5\times \left( -4\right) \right) > = < 8,-20 > $

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$< 8,-20 > $

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