Answer:
y+9=-1(x-4)
Step-by-step explanation:
Point Slope Form is:

When:
'm' is the slope.
is the coordinate.
We are given the slope of -1 and the coordinate of (4,-9).
So:

Using the information and replacing the values we get:

So, the line equation in point slope form should be: y+9=-1(x-4)
<em>Brainilest Appreciated. </em>
Answer:
probability the spy is able to unlock the tablet on his first try.
Step-by-step explanation:
A probability is the number of desired outcomes divided by the number of total outcomes.
Desired outcomes:
1 correct password, so 
Total outcomes:
Nine-digit codes.
For each digit, there are 10 possible outcomes. So

What is the probability the spy is able to unlock the tablet on his first try?

probability the spy is able to unlock the tablet on his first try.
The numbers that are irrational are B. √72 and D.√23.
<h3>What are irrational numbers?</h3>
Irrational numbers are those that have infinite numbers after the decimal. These numbers are also none repeating.
When the above are solved:
√25 = 5
√144 = 12
√23 = 4.79583152331...
√72 = 8.48528137424...
The only two numbers with non-repeating and infinite numbers are √72 and √23.
Find out more on irrational numbers at brainly.com/question/20400557
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The first y equals -3 and the second y equals -9