(6x+19)° + x° = 180°
7x° = 180°-19°
7x° = 161°
x = 23°
m∠B = 6(23) + 19
= 157°
Answer
The arch is 480 feet high
Explanation:
The graph of the given function

is given below
The arch is 480 feet high
Answer:
a) 0.7
b) 0.3
c) 0
d) 1
Step-by-step explanation:
A probability is the number of desired outcomes divided by the number of total outcomes.
(a) Coke
Out of 10, 7. So

(b) fanta
3 out of 10. So

(c) neither Coke nor fanta
7 Coke, 3 fanta, so all 10 are either coke or fanta. Thus:

(d) either Coke or fanta
All 10. Thus:

Answer:
letter d I am not sure about that
You take out a GCF, greatest common factor.