Answer:
m:
Step-by-step explanation:
Pick two points (0,5) and (3,4)
use the formula to find slope: 
Insert values: 
m:
:-)
Answer:
$1.80
Step-by-step explanation:
4x = 7.20
x = 1.80
4 times 4 is 16, think of it like 4 + 4 + 4 + 4.
It would be an approximate answer because you don’t know how long it would actually take to do that task