The given equation $x=4a(b+3)$ relates the positive numbers $a$, $b$,…

Question

Prompt

The given equation

x = 4 a (b + 3)

relates the positive numbers

a

b

, and

x

. Which equation correctly expresses

a

in terms of

b

and

x

a = \frac{x}{4} - (b + 3)

a = \frac{x}{4 ( b + 3 )}

a = 4 x (b + 3)

a = \frac{4 ( b + 3 )}{x}