Answer:
what
Step-by-step explanation:
what
Answer:
Option C 20
GOOD LUCK FOR THE FUTURE! :)
Answer:
x = 8
Step-by-step explanation:
Equilateral triangle : congruent angles
3(7x+4) = 180
21x + 12 = 180
21x = 180-12
x = 168/21
x = 8

Since 5 is divisible by 10 and 5, we can factor out a 5 from both terms.