11n-11+35=3n
11n+24=3n
11n-3n=-24
8n=-24
n=-24/8
n=-3
Answer:
We know that the angle of elevation is
θ
As trigonometry says,
tan
θ
=
55 ft.
16 ft.
=
3.4375
and tan tables give
θ
=
73
∘
47
'
Step-by-step explanation:
Answer:
Step-by-step explanation:
We know that in a sequence of ten terms, each term (starting with the third term) is equal to the sum of the two previous terms. The seventh term is equal to 6. Therefore, we have
We know that:
We get:
Therefore, we calculate
K-3=-2k+5
3k=8
k=(3/8)
Neither
Answer:
D
Step-by-step explanation:
He gets 4$ per window, so if he washes 3 windows, he gets 4 + 4 + 4 dollars, or 4(money per window) * 3(number of windows washed) dollars.
So, total earnings = 4 × number of windows washed
