Answer:
4. -11
5. -7
Step-by-step explanation:
So a triangle has a total of 180 degrees.
Looking at number 4 first, add up what we know and we have 191 degrees. This is higher than 180 degrees so we know x is negative. 180-191 = -11.
Therefore, x = -11
We do the same thing for 5 to get x = -7