Answer:
13/7 =n
Step-by-step explanation:
1/2(2n+4)+6=-9+4(2n+1)
Distribute
n +2 +6 = -9 + 8n +4
Combine like terms
n +8 = 8n -5
Subtract n from each side
n+8-n = 8n-n-5
8 = 7n-5
Add 5 to each side
8+5 = 7n-5+5
13 =7n
Divide each side by 7
13/7 = 7n/7
13/7 =n
