Answer:
104 and 624
Step-by-step explanation:
104x5=520
Does the question have a photo attached on your screen because it sounds like the image you included is not completed
Inequality, because want to know when we'll make a profit.

Profit: Let's See When 280d equals 52000

So, after 190 days Julianne will make a profit
Answer:
No solution is possible from the information given.
The area of the lawn is unknown.
Step-by-step explanation:
Answer:
r = -1
Step-by-step explanation:
To get r isolated, you have to divide each side by -7
7 divided by -7 is -1, therefore r = -1