Question

how do you solve k/2+9=30

Answer 1

k/2+9=30 -9 -9 k/2=21 *2 *2 k=42

Answer 2

If you would like to solve the equation k / 2 + 9 = 30, you can calculate this using the following steps:

k / 2 + 9 = 30
k / 2 = 30 - 9 
k / 2 = 21     /*2
k = 21 * 2
k = 42

The result is 42.