26.5 goes in the first box
The answer is 689.
Answer:

Step-by-step explanation:
Hello!
To find the slope of a line we divide how many times it goes over by the number of times it goes up
The line goes over 4 and up 2 which is shown like

We can simplify this

The answer is 
Hope this helps!
Answer:
88.796
Step-by-step explanation:
you multiply them...
It moves five squares to the left because it is -5 so it’s decreasing