Answer:
I believe it is 7
Step-by-step explanation:
2x -3y = 12;
x + 3y = 6;
__________(+)
3x = 18;
x = 18÷3;
x = 6;
Then, 3y = 6 - 6;
3y = 0;
y = 0÷3;
y = 0;
Answer:
11.7613636364
Step-by-step explanation:
or just round up to 12
It’s D.) 2n-8 hope this helps
Answer is A, all interior angles and exterior sun must be 360. those are interior angles so they have to add up to 180
