3 years ago

A line's y-intercept is 2, and its slope is

Mathematics

1 answer:

Alika [10]3 years ago

4 0

Answer:

y=10/9x+2

Step-by-step explanation:

slope intercept form is y=mx+b

b is where you begin and mx is your slope

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From the set {5, 15, 20}, use substitution to determine which value of x makes the inequality true. x + 10 >25 A . 20 B. 5 C.

Margarita [4]

Answer:

Step-by-step explanation:

If x=5

5 + 10 is less than 25.

If x=15

15+10 is equal to 25

If x =20

20+10 is greater than 25

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3 years ago

You have a 20-foot ladder that you are using as you paint your house. You place the ladder so that it forms an angle of 30 at th

IgorLugansk [536]

First draw out the picture it will help. Then you can see that you want the opposite segment of the angle, which leads you to use a sine. So you have 20sin30 or 20(1/2) or 10ft.

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3 years ago

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Mandy has an IQ of 115. We know that the mean () IQ is 100 with a standard deviation of 15. There are 100 people in Mandy’s Alc

Alex787 [66]

Answer: 16

Step-by-step explanation:

Given : Mean : $\mu=100$

Standard deviation : $\sigma =15$

The value of z-score is given by :-

$z=\dfrac{x-\mu}{\sigma}$

For x= 115

$z=\dfrac{115-100}{15}=1$

The p-value : $P(z>1)=1-P(z$

Now, the number of people smarter than Many is given by :_

$100\times0.1586553=15.86553\approx16$

Hence, there are 16 members smarter than Mandy.

8 0

4 years ago

QUICK PLEASE !!! SOLVE FOR X NO EXPLANATION NEEDED

Andrej [43]

I believe it's 20! Good luck!

4 0

3 years ago

Please help me figure this out!!

SpyIntel [72]

Answer:

$400 $\frac{18}{25}$ OR $\frac{10018}{25}$

Step-by-step explanation:

$400 stays the same, 72 cents is 72/100. Simplify and voila

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3 years ago

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