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Fofino [41]
3 years ago
8

school X and school Y play each other in a competition. School X has eight more points that school Y . School X has three times

as many points as school Y. How many points does each school have?
Mathematics
2 answers:
murzikaleks [220]3 years ago
7 0
<span>-----------------------------------
Define x and y :
</span>-----------------------------------
<span>Let x be the points school x scored.
Let y be the points school y scored.

</span>-----------------------------------
<span>Construct equations :
</span>-----------------------------------<span>
School X has eight more points that school Y
x = y + 8

</span><span>School X has three times as many points as school Y.
x = 3y

</span>-----------------------------------
Solve for x and y :
-----------------------------------
x = y + 8 ------------------ (1)
x = 3y     ------------------ (2)
<span>
Sub (2) into (1)

3y = y + 8
2y = 8
y = 4

</span>-----------------------------------
<span>Find school x and y :
</span>-----------------------------------<span>
School y has 4 points.
School x has 4x3= 12 points

</span>---------------------------------------------------------------------------------------------------------
Answer: School x has 12 points and school y has 4 points.
---------------------------------------------------------------------------------------------------------
Alja [10]3 years ago
5 0
Y = 4
x = 12
Why: 4 x 3 = 12
4 + 8 = 12
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F(1)=_________________________
olga nikolaevna [1]

Answer:

f(1) = 1

Step-by-step explanation:

The value of f(1) simply means what is the corresponding output we would get for an input of 1.

This also implies that for what of y is x equal to 1?

From the graph, when x = 1, y = 1.

Thus:

f(1) = 1

7 0
3 years ago
Hell help me out thank youuuuuu byeee
Crank

Answer:

if im right its number 4!! if its not right sorry i did the math and thats what i got!!

4 0
3 years ago
(08.06)The following data show the weight, in ounces, of 10 different bags of candy: 10 3 7 3 4 21 6 10 1 2 4 After removing the
hoa [83]

Answer:

B) is correct; on average, each bag of candy has a weight that is 2.6 oz different than the mean weight of 5 oz.

To find the mean absolute deviation, we first find the mean.  Find the sum of the data points and divide by the number of data points (without the outlier, 21, in it):

(10+3+7+3+4+6+10+1+2+4)/10 = 50/10 = 5

Now we find the difference between each data point and the mean, take its absolute value, and find their sum:

|10-5|+|3-5|+|7-5|+|3-5|+|4-5|+|6-5|+|10-5|+|1-5|+|2-5|+|4-5| =

5+2+2+2+1+1+5+4+3+1 = 26

We now divide this by the number of data points:

26/10 = 2.6

This is a measure of how much each bag of candy varies from the mean.

4 0
3 years ago
Read 2 more answers
2800 to 2100 percent of change
Gennadij [26K]
2800-2100=700
2800/700=4
4% decrease
7 0
3 years ago
What is the result of 96 divided by 6?8 12 16 or 32
hram777 [196]
96 divided by 6 is 16

96 divided by 8 is 12

96 divided by 12 is 8

96 divided by 16 is 6

96 divided by 32 is 3
8 0
3 years ago
Read 2 more answers
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