Answer:
5x-10=60 being vertically plopposite angle .
14; vertical
Step-by-step explanation:
since these are vertical angles, they will equal the same;
5x - 10 = 60
add 10
5x = 70
divide by 5
x = 14
second one i think
this is the answer ok
hope it helps you.
Answer: B
21
k+4=25
k=25-4
k=21
so