Step-by-step explanation:
"If the sum of 2 angles is 180°, then each is the supplementary angle of the other".
Answer:770000
Step-by-step explanation:
That how much they made
Answer:
WHAT
Step-by-step explanation:
Answer:
C. 9
Step-by-step explanation:
3n - 18 = 9
3n (- 18 + 18) = 9 + 18
3n = 27
3n/3 = 27/3
n = 9