Respuesta :

Answer: a = [tex]\frac{K}{4+9b}[/tex]

Step-by-step explanation:

Rewrite the equation as  4a + 9ab=K

Factor out a of 4a + 9b

a (4 + 9b) = K

divide each term by 4 + 9b and simplify

=[tex]\frac{K}{4+9b}[/tex]

Answer:

a=[tex]k\\4+9b[/tex]

Step-by-step explanation: