Answer:
n = -1
Step-by-step explanation:
1 - 8n - 8 = -7n - 6n - 12
Simplify
-8n - 7 = -13n - 12
Add 7 to both sides
-8n = -13n - 5
Add 13n to both sides
5n = -5
Divide both sides by 5
n = 1
-8n + 7n + 6n = -12 + 8 - 1
n = -5/5
probe:
1 - 8*-1 - 8 = -7*-1 - 6*-1 - 12
1 + 8 - 8 = 7 + 6 - 12 = 1
