Answer:
Step-by-step explanation:

Let's solve for x ~

[ by vertical opposite angle pair ]




Therefore, the correct choice is D. 6
The answer of this is true
Answer:
x = 45
Step-by-step explanation:
5 (2x - 5) = 1/2 (18x + 40)
10x - 25 = 9x + 20
10x = 9x + 45
x = 45