Answer:
-6= n/2 -10
-12=n-20
-12-n=-20
-n=-20+ 12
-n=-8
n=8
Explanation:
1. multiply both sides of the equations by 2
2.Move the N varaiableto the left hand side and change its sign
3. Calculate the sum of -20+12
4. change the signs from negative N to positive N giving you the value of 8
n=8
Solved.
:)