Answer:
-3 3/4
Step-by-step explanation:
First, you make a table.
x | y
3 | 8
7 | -7
Since in the table it shows that it goes up 4 x's for every -15 y's, that means for every 1 x it goes down -3.75 y's, so -3.75 (-3 3/4) is the slope.
