Complementary angles are two angles that add up to 90°
Supplementary angles are two angles that add up to 180°
Vertical angles are two angles that are opposite of each other and are also congruent
Multiply the second equation by -2. This will cancel out the y
Use the cone formula:
And so:

5654866.7 / 12000 = 471,
So the answer is 471 weeks.
Hope this helps.
Answer:
(1/3)(3x+12)
Step-by-step explanation:
1/3
times (3x+12)
3x+12 will be three times the number x + 12