Answer:
The answer is C: cos(x)= 10/15.
Step-by-step explanation:
ed2020
Given a temperature C in celsius, you can convert it to Fahrenheit by using the formula

In your case C=39, so you have

Answer: 7.8 ⋅ 
Step-by-step explanation:
To write a linear expression in standard form, rearrange the terms in alphabetical order.
7.8 ⋅ 
Answer:
Collect Like terms...Then Take the LCM
1/4x -1/3x +3 - 2
-1/12x + 1
Or
1 - 1/12x .
Option D.