Step-by-step explanation:
That is what your line should look like :)
Answer:
Choice C
Step-by-step explanation:

Divide both sides by -3.55; remember that by dividing both sides of an inequality by a negative sign, you need to change the direction of the inequality sign.


Answer: Choice C
Answer: 20
Step-by-step explanation:
Divide the number of students by the number of rows,
180/9=20
Answer:
4.24
Step-by-step explanation:
Answer:

Step-by-step explanation:
Hello!
We can first factor out the greatest common factor between the coefficients: 3.
Now, let's work with what we have inside the brackets.
Standard form of a quadratic: 
Given our equation: 
We need to find two numbers that add up to b (13) and multiply to ac (-30).
The two numbers are 15 and -2. Expand 13x to 15x and -2x and factor by grouping.
<h3>
Factor by Grouping</h3>
Now, we simply add the other factor, 3, to the final factored form.
Factored Solution: 