Answer:
13 sides
Step-by-step explanation:
Sum of interior angles = (n - 2) 180°
(n - 2)*180 = 1980
n-2 = 11
n = 13
Answer:
-4x^3 + 7y^3 + 5
Step-by-step explanation:
7y^3 - 7x^3 + 4 - 5 + 6 - 3x^3 + 6x^3 Given
7y^3 - 7x^3 - 3x^3 + 6x^3 + 4 - 5 + 6 Rearrange
7y^3 - 4x^3 + 5 Combine the like terms
or
-4x^3 + 7y^3 + 5 Answer
C i got that off the internet
Answer:
10
Step-by-step explanation:
The answer to this question is Y=1 and X=1