#### Answer

$\color{blue}{-7\sqrt{13x}+10x\sqrt{2}}$

#### Work Step by Step

Combine like terms to obtain:
$=(5\sqrt{13x}-12\sqrt{13x})+(7x\sqrt{2}+3x\sqrt{2})
\\=(5-12)\sqrt{13x}+(7+3)x\sqrt{2}
\\=\color{blue}{-7\sqrt{13x}+10x\sqrt{2}}$

Published by
Brooks Cole

ISBN 10:
0-53449-636-9

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

$\color{blue}{-7\sqrt{13x}+10x\sqrt{2}}$

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