Answer:
Last option: 4
Step-by-step explanation:
The quadratic equation simplified:
has the form:

In this case, you can identify that "a", "b" and "c" are:

To solve this quadratic equation by completing the square, Carlos should add
to both sides of the equation. This is:

Then:
Therefore you can observe that the number he should add to both sides of the equation is: 4
Step-by-step explanation:
Let h be the number of hours.
Total Cost = Fixed Costs + Variable Cost
= Initial Fee + Hourly Charge
= 75 + 9h
Given,

Since the car cannot be rent part of an hour, the highest possible whole number is 19 hours.
Answer: #2
Step-by-step explanation:
cuz i said so
Answer:
Step-by-step explanation:
Y
Answer:
I think it is distributive
Step-by-step explanation:
When a single number is next to parentheses, it's called distributive property
I hope this is right :/
Please mark brainliest :/