Answer:

Step-by-step explanation:
[in picture]
-5 and -8 both multiply to 40 -5 x -8 = 40 and both add up to -13. -5 + -8 = -13. two negative numbers when added together the answer is still negative. ex: if i owe 2 dollars to someone and 2 to another i owe 4 in total
The sum of 5 times a number and -8:
5x - 8 = y
I need more detail like what the elevation of the fishes are