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djyliett [7]
4 years ago
14

maria threw a party for the promotion she received the party cost $20 for two people if she invited 20 guest what would be the c

ost be
Mathematics
1 answer:
zhenek [66]4 years ago
6 0

The total cost would  be:

$20 = two people- 2*20=40$

20 = guest

20*20=

400 would be the cost

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The mean age of swimers for all of these teams is 10. what does a large mad tell you.eade help​
aev [14]
Answer: Larger the MAD tells us that the ages of swimmer are far from the mean age. Thus means is not a relevant indicator for the data.
Step-by-step explanation:
We know that the mean absolute deviation (MAD) helps to know whether the mean of a data is a worthy indicator for the data values .
The larger the MAD tells us the values are spread out far from the mean .
Also, larger the MAD makes the mean less worthy as an indicator of the data elements within the data set.
8 0
3 years ago
Solve each of these equations.<br><br> 1. 2(x+5)=3x+1<br><br> 2. 3y−4=6−2y<br><br> 3. 3(n+2)=9(6−n)
Anastasy [175]

Answer:

1. x=9

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3. n=4

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6 0
3 years ago
What is 8,000 x 10 pls help
Juliette [100K]

Answer:

80,000

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7 0
3 years ago
What is the equation of the line that is parallel to the line 2x − y = 3 and passes through the point (2, −1)?
Ivanshal [37]

Answer:

C. y = 2x − 5

Step-by-step explanation:

Given equation of line

2x − y = 3

rewriting the equation in slope intercept form as answer are given slope intercept form

y = 2x - 3

slope intercept form of equation is

y = mx + c

where m is the slope

c is y intercept

thus

slope for y = 2x - 3 when comparing with y = mx + c is 2

now we know slope of two parallel line is same

thus,

the slope of  line that is parallel to the line 2x − y = 3

is 2

Let the equation of required line be y = mx + c

where m = 2

thus

y = 2x + c is the new required equation

it passes through the point (2, −1)

using y = -1 and x = 2 in y = 2x + c

-1 = 2*2 + c

c = -1 - 4

c = -5

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equation of required line is option c

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7 0
3 years ago
A carpenter has a rectangular wooden board. The diagonal of the board is 18 inches long and one side of the board is 12 inches l
BaLLatris [955]

In this question, it is given that the diagonal of the board is 18 inches long and one side of the board is 12 inches long.

Let the other side is of length b inches .

Now we use pythagorean identity, which is

a^2 + b ^2 = c^2

Here, a = 12 and c=18

Substituting these values, we will get

12^2 + b^2 = 18^2 \\ 144 + b ^2 = 324 \\ b^2 = 324-144 \\ b^2 = 180 \\ b= \sqrt{180} \\ b = 13.4164 inches

And the formula of perimeter is

Perimeter = 2(Sum\ of \ legs)

Substituting the values of the two legs, we will get

Perimeter = 2(12+13.4164) = 50.83 inches


3 0
3 years ago
Read 2 more answers
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