#### Answer

$x=-\frac{1}{2}$ or $x=4$.

#### Work Step by Step

$2x^2=7x+4\\2x^2-7x-4=0\\2x^2+x-8x-4=0\\x(2x+1)-4(2x+1)=0\\(2x+1)(x-4)=0$
Thus $x=-\frac{1}{2}$ or $x=4$.

Published by
Pearson

ISBN 10:
0-13417-894-7

ISBN 13:
978-0-13417-894-3

$x=-\frac{1}{2}$ or $x=4$.

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