Relax

Respuesta :

Answer:

a= 7/n+h^2

Step-by-step explanation:

Answer:

a = (-h² + 7) ÷ n

Step-by-step explanation:

n = -h² +( 7 ÷ a)

cross-multiply:

an = -h² + 7

divide by 'n'

a = (-h² + 7) ÷ n