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gladu [14]
3 years ago
12

Question is down below!!

Mathematics
1 answer:
anygoal [31]3 years ago
6 0

Answer:

x = 6; y = 20

Step-by-step explanation:

Given two numbers one large and one small.

$ x $ is the smaller number and y is the larger number.

According to the first statement we have:

$ 3y = 5x + 30$

Rearranging we get:

$ 5x - 3y = - 30 \hspace{15mm} (1) $

From the second statement, we have:

$ 5x + y = 50 \hspace{15mm} (2) $

These two lines are plotted on the graph. The point at which the two lines intersect will give the two numbers.

To solve (1) and (2) we subtract the two equations:

$ - 4y = - 80 $

$ \implies y = 20 $

Substituting the value of y, in the equation we get:

$ 5x = 50 - 20 = 30 $

$ \implies x = 6 $.

Therefore, the values are: (x, y) = (6, 20).

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A small accounting firm has 4 accountants who each earn
solniwko [45]

Answer:

Both the mean and median will decrease, but the

median will decrease by more than the mean

Step-by-step explanation:

The mean is an expression giving to the average earning of the Accountants.

Average defined is total earnings divided by total Accountants hired.

When they were 4 in number and earned between $50,000 to $60,000.

One can assume the average is the mid range of this number or worked out as [($50,000 x 2) + ($60,000 x 2)] divided by 4

= 220,000 / 4 = $55,000

When the 5th Accountant was hired, because he earns very low compared to the others; the average will decline thus:

= (220,000 + $10,000) divided by 5 = $46,000

Whereas the Median would have fallen sharply from $55,000 to $35,000.

That is; ($60,000 + $10,000)/2 = $35,000

7 0
4 years ago
Harvey is 3 times as old as Jane. The sum of their ages is 48 years. Find the age of each.
Marta_Voda [28]
Alright, let's answer this -

Half of 48 is 24... 

Half of 24 is 12...

12 three times is 36...

36 + 12 is equal to 48. =)
6 0
3 years ago
Read 2 more answers
Please help please help please help please help please help please help
MrRa [10]
I think it’s the last one
4 0
3 years ago
A line of best fit can be established with which of the following? Select all that apply.
garri49 [273]
Line of best fit also known as a linear regression or a trend line, the line of best fit is common tool for showing how two variables are related.This can be established by:
Positive correlation
all scatter plots
negative correlation
Line of best fit is used in order to demonstrate any observed trends in order to predict future outcomes regarding the data point variable in use. 
6 0
3 years ago
If your dinner bill was $80 and you left a 15% tip. How much money did you leave as a tip? What is your total bill cost?
nadya68 [22]

Answer: 92 dollars because 15% divided into 80 is 12 and add 80 to 12 and its 92

6 0
3 years ago
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