Answer: -9x-1y-9/
Step-by-step explanation:
If the two angles of the triangle are equal. Well yes, because if the angles are both 50 degrees then the other angle will be 30. but it also depends on the shape of the triangle if they differ.
Answer:
fx) = 
Step-by-step explanation:
1. step:
solve the bracket
fx) = 3(
- 1) 2 + 5

2. step:
use the BEDMAS form.
fx) = 
fx) = 
Let me know if you need help with anything thanks