#### Answer

a) $x=\frac{108-y}{4}$
b) $m=\frac{8k^2}{n}$

#### Work Step by Step

a) $4x+y=108$
$4x=108-y$
a
b) $8=\frac{mn}{k^{2}}$
$8k^{2}=mn$
$m=\frac{8k^2}{n}$

Published by
Brooks Cole

ISBN 10:
1305115546

ISBN 13:
978-1-30511-554-5

a) $x=\frac{108-y}{4}$
b) $m=\frac{8k^2}{n}$

a) $4x+y=108$
$4x=108-y$
a
b) $8=\frac{mn}{k^{2}}$
$8k^{2}=mn$
$m=\frac{8k^2}{n}$

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