Given a temperature C in celsius, you can convert it to Fahrenheit by using the formula

In your case C=39, so you have

- the type of pair is vertical angle.
- to find x:
-- vertical angles are equal.
4x + 10 = 5x - 1
10 = x - 1
x = 11
Extraneous root since dividing by zero is undefined
Answer:
Step-by-step explanation:
x- intercepts: ( 18/5,0)
y- intercepts: ( 0,-9/2)