Answer:
x = 10°
Step-by-step explanation:
(5x + 2) + 38 = 90
5x + 2 = 90 - 38
5x = 52 - 2
5x = 50
x = 50 ÷ 5
x = 10°
Mutiply straight across 10x
The correct answer is n=4:)
Answer:

Step-by-step explanation:
Write a function whose k(x) values are 5 more than four times the principal square root of x.
So,
the principal square root of x 
four times the principal square root of x 
5 more than four times the principal square root of x 
Thus,

Answer:
m<AEC = 105
Step-by-step explanation:
they are vertical angles, so they are the same measure