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Vsevolod [243]
3 years ago
5

HELP PLEASE 25 POINTS

Mathematics
2 answers:
Yuri [45]3 years ago
7 0

Answer:

It is only 13

Step-by-step explanation:

Brainly takes away half points by the way

mixas84 [53]3 years ago
5 0

Answer:

AD=√AB^2-BD^2=√10^2-8^2=√36=6

DC=√BC^2-BD^2=√17^2-8^2=√225=15

AC=AD+DC=21

Step-by-step explanation:

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A bride and groom both invited guests to their wedding. The bride invited twice as many women as the groom did, and the groom in
n200080 [17]

Answer:

option 1) 50

Step-by-step explanation:

Let m and w denote the men and women respectively.

From the question, if the groom invited w number of women, then bride invited 2w number of women.

Also, if the bride invited m number of men,then the groom invited 2m.

Hence we can write the following maths equation:

w+2m=105.........1

2w+m=135.........2

We multiply eqn(1) by 2 to get eqn(3)

This implies that,

2w+4m=210.......3

We then subtract eqn (2) from eqn(3) to obtain;

3m=75

we divide through by 3

\implies \frac{3m}{3} = 75

\implies m= 25

Substituting the value of m into eqn (1)

to find the value for w

\implies w + 50 = 105

subtracting 50 from both sides.

\implies w + 50  - 50= 105 - 50

\implies w+2(25)=105

\implies w= 55

So we can say the :

bride invited 25 men and 110 women,

groom invited 50 men and 55 women.

6 0
3 years ago
The quadratic formua can be used to solve an equation only if the highest degree in the quation is.....
REY [17]
2

By definition, a quadratic equation has 2 as the highest degree. If a variable is cubed, then the quadratic formula is not applicable.
4 0
3 years ago
Solve -x/3>5 i don't know what to do
jonny [76]

Answer:

It's D, x≤-15

7 0
3 years ago
For the students in your school, the mean score on a state-wide standardized test was 116. Is the mean score a parameter or a st
erastovalidia [21]
Statistic because it’s a fact and data that is being study as you go to school by the large quality of numerical data
3 0
3 years ago
a tour bus cost $75 plus $6 for each passenger. write and evaluate an expression to find the total cost for 25 passengers. then.
miskamm [114]
To make an expression for any amount of passengers, you need to use x for each passenger. Fill in x with the amount of passengers. Your equation is: 
75 + 6x. Now using this expression, we can find the answer to all of the amounts of passengers.

75 + 6(25) = 225; 75 + 6(26) = 231; and so on. Hope that I helped! Good luck!
8 0
3 years ago
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