Question

9d + n = 5r

I need to find the answer for d

Answer 1

Answer:

n = 4

Step-by-step explanation:

separate the variables

subtract 9 from 5 and you get n=4

Answer 2

Answer:

d = (5/9)r - (1/9)n

or

$d = \frac{5r - n}{9}$

Step-by-step explanation:

9d + n = 5r

     - n       -n

9d = 5r - n

$d = \frac{5r - n}{9}$