Answer:
2
Step-by-step explanation:
We know that an equilateral triangle has all sides equal.
Initial perimeter = s + s + s = s
Each side has been increases by then the new perimeter is:
(s+15) + (s+15) + (s+15) = 3s + 45
So the new perimeter = 3s + 45
Answer:
The sum is x^3+x^2-5x+6
Step-by-step explanation:
Answer:
Brainiest would be appreciated
High Hopes^^
Barry-