\(5a = \frac{4b^2}{a} - 20a\) The given equation relates the positive…

Question

Prompt

5 a = \frac{4 b ^{2}}{a} - 20 a

The given equation relates the positive variables

a

and

b

. Which equation correctly expresses

a

in terms of

b

a = \frac{4 b}{25}

a = \frac{4 b ^{2}}{25}

a = \frac{2 b}{5}

a = \frac{2 b ^{2}}{5}