10 :) baiiiiiiiiw! Have nice day
Answer:
x = 9
Step-by-step explanation:
2x - 9 = x
2x - x = 9
x = 9
If you spent 80% that means you have 20% left, we'll use B as variable
20% x B = 12
0.20/0.20 x B = 12/0.20
B = 60
Answer: Multiply the radius,r, by 2. Divide the angle measure, x, by 4.
I'm pretty sure that would go down into the negatives.
