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Airida [17]
3 years ago
9

−5x + By = −1, (-4, 7) : Find B

Mathematics
1 answer:
stepladder [879]3 years ago
8 0

Answer:

its -3

all you gotta do is substitue the point in for x and y

x = -4

y = 7

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What is the slope-intercept equation for the line below?<br> (0, 2)
amid [387]

Answer:

Step-by-step explanation:

There is no given equation, so it is impossible to figure this out. I apologize.

7 0
3 years ago
Read 2 more answers
From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there in the c
Ivan

The total possibilities can be 756 ways.

<h3>What is combination?</h3>

A combination is a mathematical technique that determines the number of possible arrangements in a collection of items where the order of the selection does not matter. In combinations, you can select the items in any order. Combinations can be confused with permutations.

Given:

The number of ways in which we can select atleast 3 men in the committee are 756.

Number of men = 7

Number of women = 6

Number of people that should be selected in the committee = 5

Now,

N(M = 3) = 7C_3* 6C_2

=35*15

=525

N(M = 4) = 7C_4* 6C_1

=35*6

=210

N(M = 3) = 7C_5* 6C_0

=21*1

=21

So, total possibilities can be = 525 + 210 + 21 = 756 ways.

learn more about combination here:

brainly.com/question/28390900

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7 0
2 years ago
X2+9x+8 <br> factor each trinomial
Lana71 [14]

Answer:

(x+1)(x+8)

Step-by-step explanation:

x^2+9x+8

You just need to multiply the first number to the last. (a·c) In this case *a* is jus a positive 1. Then, you just find a product to the result you got from (a·c) that when it is added together the result is the same as the one you have as ¨b¨.

Also the sign betwee b and c tells you that if it is positive both of your products are going to have the same sign, and if it is negative it means that they are going to be different,(one negative and one positive). If the sign is positive then go to the sign between a and b, this tells you what sign your factors will have.

<h2>x^2+9x+8</h2>

a·c=8

<u>Product           Sum</u>

1,8                      8

2,4                     6

ect...                 ect...

x^2+x+8x+8

x(x+1) 8(x+1)

 (x+1)(x+8)

<u />

3 0
3 years ago
5 &lt;k-2 &lt;11 jjsjskkskrjrjjr
gavmur [86]
I hope this helps you




5 <k-2


5+2 <k


7 <k


k-2 <11


k <11+2


k <13


7 <k <13
7 0
4 years ago
WhAt is .51 rounded of to the nearest cent
statuscvo [17]
I think its .50 but I could be wrong 
8 0
3 years ago
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