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nignag [31]
3 years ago
12

3x + 3y = 9 -3x + 2y = 1

Mathematics
1 answer:
kykrilka [37]3 years ago
3 0

Answer:

X=1

Y=2

Step-by-step explanation:

put 1 in for X

3(1)+3(y)=9

-3(1)+2(y)=1

now put 2 for Y

3(2)+3(2)=9

-3(1)+2(2)=1

3•1= 3

3•2=6

3+6=9

-3•1=-3

2•2=4

-3+4=1

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Which of the following numbers in the data set is an outlier? 21, 23, 19, 25, 83, 23, 21
postnew [5]

The outlier in this set of data is 83.

The outlier in a data set is any number that is <em>much </em>higher or lower than the average of the set.

83 is nowhere near the average of 23 in this set, and so it is the sole outlier.

Hope this helps!

6 0
4 years ago
Given: BC = AD, AD = 17 DC = 14, m∠1=m∠2 Find: AB, BC
Mariulka [41]

Answer:

AB = 14 and BC = 17

Step-by-step explanation:

Congruence is a property that shows an equal relation between sides or angles of a given figure or two figures.

From the question, the given conditions are;

BC = AD, AD = 17, DC = 14, and m< 1 = m<2 .

i. Considering the property of congruence of sides,

BC = 17 (∵ BC = AD and AD has been given to equal 17)

i.e BC = AD = 17

ii. Considering the property of congruent angles and sides,

AB = 14 (∵ m<1 = m<2 and DC is 14)

Therefore, AB = 14 and BC = 17.

6 0
3 years ago
Help with this PLease
vekshin1
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4 0
3 years ago
Mara's family is driving to her grandmothers' house. The family travels 239.4 miles between the hours of 9:10 a.m. to 1:40 p.m.
Liula [17]

Answer:

53.2 mph

Step-by-step explanation:

Mara's family travels 239.4 miles between the hours of 9:10 a.m. to 1:40 p.m.

1:40 p.m. is 13:40.

Thus, they traveled for

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Use formula:

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t = time.

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6 0
3 years ago
Read 2 more answers
How much water is in the cylinder ?
Mariulka [41]

Answer:

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Step-by-step explanation:

The amount of water is the difference between the volume of the cylinder and the volume of the ball. The appropriate volume formulas are ...

  cylinder V = πr²h

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For the given numbers, the volumes are ...

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  sphere V = (4/3)π(3 in)³ = 36π in³

The water volume is the difference of these ...

  water volume = cylinder V - sphere V

     = 375π in³ - 36π in³ = 339π in³

5 0
4 years ago
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