Answer:
5c-5=45
Step-by-step explanation:
Since he didn't have the dessert you have to take away the five and the total was 45 which means something has to equal it.
Step-by-step explanation:

Replace x and y.

Solve for y.

Square both sides.


This is the inverse function or you can also say

Answer:
8 degrees Fahrenheit
Step-by-step explanation:
Need more information. Is this a triangle? Can you attach a picture?