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Len [333]
3 years ago
8

PLEASE READ THE TWO PHOTOS I'VE ATTACHED!!!

Mathematics
1 answer:
soldier1979 [14.2K]3 years ago
8 0
Answer:
5 hours
Explanation:
75 + 25h = 40h
75 = 15h
h = 5
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Find the value of x.
saveliy_v [14]

Answer:

x is 143

Step-by-step explanation:

180 - 143 = 37

3 0
4 years ago
How to find the vertices of the hyperbole
torisob [31]

The answer is the second one

If you want a fast explanation

You have to remember that the minus sign indicates which direction the hyperbole will follow, if the minus is on x, that indicates the hyperbole will be vertical, and if the minus is in y, then it'll be horizontal

If you check the vertices points those indicates the length of 2a thus thatll be 6

To get the center just use middle point equation and you'll get (1,3)

Just to know, a indicates the distance from the center to the vertices, b indicates how wide the hyperbole box is, and c indicates the distance from center to focis

A=3

B=?

C=6

We use Pythagoras so

b =  \sqrt{(6) ^{2}  - (3) ^{2}  }

Thus you get

b =  \sqrt{27}

With that data now you can get the equation

You know that below (y-3)^2 there should be a^2 so that means there will be the 9

And in the (x-1)^2 there should be b^2 so that means there will be the 27

PD. The 3 besides y, and 1 besides x represent the center

5 0
3 years ago
Read 2 more answers
Mr. Neville Iceguy mixed up 12 3/5 gallons of chili for a party. If 7 3/4 gallons of chili was mild, and the rest was extra spic
mihalych1998 [28]

Answer:

4\frac{17}{20}

Step-by-step explanation:

We have been given that  Mr. Neville Iceguy mixed up 12 3/5 gallons of chili for a party. 7 3/4 gallons of chili was mild.

To find the amount of extra spicy chili, we will subtract amount of mild chili from total chili as:

12\frac{3}{5}-7\frac{3}{4}

Convert mixed fraction into improper fraction:

12\frac{3}{5}\Rightarrow \frac{12\times 5+3}{5}=\frac{60+3}{5}=\frac{63}{5}

7\frac{3}{4}\Rightarrow \frac{7\times 4+3}{4}=\frac{28+3}{4}=\frac{31}{4}

12\frac{3}{5}-7\frac{3}{4}\Rightarrow\frac{63}{5}-\frac{31}{4}

Make a common denominator:

\frac{63*4}{5*4}-\frac{31*5}{4*5}

\frac{252}{20}-\frac{155}{20}

Combine numerators:

\frac{252-155}{20}

\frac{97}{20}

4\frac{17}{20}

Therefore, Mr. Iceguy made 4\frac{17}{20} gallons of extra spicy chili.

3 0
3 years ago
Please Help!!!<br><br>Sorry for once again bothering you!!!
Aliun [14]
I can help what do you need help with (:

5 0
3 years ago
Check all of the ordered pairs that satisfy the equation below.<br> y= 6x
Jobisdone [24]

F.

Step-by-step explanation:

sorry i gusstn guesst it

7 0
4 years ago
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