Answer:
c = 2.9 yards
Step-by-step explanation:
2c = 42.4 - (18.3 x 2)
2c = 42.4 - 36.6
2c = 5.8
c = 5.8 / 2
c = 2.9 yards
<em>Hope that helps! :)</em>
Step-by-step explanation:
OK. It's an arithmetic sequence:
The explicit formula of an arithmetic sequence:
Substitute:
The sigma notation of the sum of the first ten terms:
What are your mistakes:
The first ten terms, not from 20th to 29th (you wrote 6.5?)
18x- 15
hope it helps
(11x-8)+7(x-1)
___________
(11x-8)+(7x-7)
___________
(11x+7x)+(-8-7)
___________
18x-15
Answer: The second one
Step-by-step explanation:
response/25=x/100 and then you solve for x