Answer:
x=4
Step-by-step explanation:
It's a parallel line so the equation is
100+19x+4=180
19x=180-100-4
19x=76
x=76/19
x=4
Answer:
converts Celsius to Fahrenheit.
converts Fahrenheit to Celsius.
Step-by-step explanation:
Write given data in the table

Let the expression for the function be

Note, that this equation is linear equation and it is well-known fact that the Celsius to Fahrenheit dependence is linear.
Substitute corresponding values into this expression:

Subtract these two equations:

Substitute it into the first equation:

So,

This is the function which converts Celsius to Fahrenheit.
And function
converts Fahrenheit to Celsius.
Answer:
16 books
Step-by-step explanation:
133-5=128
128/8=16
Answer:
h=14
Step-by-step explanation:
18h=252
18h/18=252/18
h=14
Answer:
14.285% or 14.3% if rounded to the nearest one decimal place.
Step-by-step explanation:
4 ÷28 × 100