Bike costs y=2x+408 4*9=36 car weekly cost y=36x
2x+408=36x
-34x+408=0
-34x=-408
-34x/-34=-408/-34
x=12
Answer, 12 Weeks
Answer:
8
Step-by-step explanation:
3, 1 ,-1, -3, -5
-2 -2 -2 -2
a(n) = a₁ + d(n - 1)
a(n) = 3 - 2(n - 1)
a(n) = 3 - 2(n) + 2(1)
a(n) = 3 - 2n + 2
a(n) = -2n + 3 + 2
a(n) = -2n + 5
a(n) = -2n + 5
a₁₅ = -2(15) + 5
a₁₅ = -30 + 5
a₁₅ = -25
The correct answer is C. They are going down by 3.