Answer:
n = 13
Step-by-step explanation:
1. (9n-8) and (6n-7) combined equal 180 degrees, and we can translate that into an equation and then solve it:
2. (Solving)
Step 1: Simplify both sides of the equation.
Step 2: Add 15 to both sides.
Step 3: Divide both sides by 15.
Therefore, n = 13.
The answer is 80 because you have to add 27 and 22 to get 49 then subtract 49 from 129
Answer:
D im not sure just my opinion
9+10= 19
Just count them together lol :)