Answer:
x=4.5
Step-by-step explanation:
Given the equation
, we simplify as:

#We further simplify as multiples of 9(divide by 9 to solve for x):

Hence, from our simplification the equation has the same value as x=4.5
Answer:
105
Step-by-step explanation:
6.2n-3.7n=85+45
2.5n=130
N=130/2.5
N=52
The answer is B. Hope this helps!
It would be 100 because they are vertical angles