Answer:
Angle B is 155 degrees
Step-by-step explanation:
Vertical angles are congruent; they have the same angle measure.
There are infinitely many solutions because the first two equations are actually the same just arranged differently so there's not enough information to know what x or y are in other words they could be anything.
B for sure remember PEMDAS
Answer:
X is equal to 6
Step-by-step explanation:
2 times 6 is 12
6 plus 2 is 8
Factoring this out will be: (a-5) (a+4)