408 round to the nearest tenth: 410
Answer:
10 people,200 dollars. 20 people,400 dollars.100 people,2000 dollars.300 people,6000 dollars.
Answer:

Step-by-step explanation:

The discriminant of a quadratic is the expression inside the radical of the quadratic formula.

Substitute in the values of a, b, and c.





<h3>Hope it is helpful...</h3>
The answer is 2 y= total installation cost. x is the variable representing the number of months of service and $40 is the fixed price while $90 is dependent on the xvalue