Answer:
d/7 = c
Step-by-step explanation:
-5c+d=2c
Add 5c to each side
-5c+5c+d=2c+5c
d = 7c
Divide each side by 7
d/7 = 7c/7
d/7 = c
Answer:
-43K+42
Step-by-step explanation:
Answer:
0
Step-by-step explanation:
2a+6=6
-6=-6
2a=0
2 2
a=0
Find the last angle:
180-(30+90)
180-(120)
60
Evaluate using sine rule:

=

c=

=

=20
The length of line segment AB is 20 feet (answer choice C)
Answer:
35+28=63
Step-by-step explanation:
hope this helps