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aev [14]
4 years ago
8

Jubal wrote the four equations below. He examined them, without solving them, to determine which equation has no solution.

Mathematics
2 answers:
madreJ [45]4 years ago
5 0

Answer:

3x+2=3x-2

Step-by-step explanation:

The second equation has no solution, because is not true

so

3x+2=3x-2 ------> is not true

therefore

The equation has no solutions

Ilya [14]4 years ago
4 0

Answer:

3x+2=3x-2

Step-by-step explanation:

When an equation has no solution there's no true value for x. What we have is a Contradiction, a false answer.

1)The first and the last equation has a true solution in the form:

0x=0

True

2)The third one has a solution:

x=7

True

3) The second one

3x+2=3x-2\\0x=-4

FALSE

A Contradiction. Then, this one has no solution.

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Find the missing segment in the attached image
uranmaximum [27]

Answer:

25 units

Step-by-step explanation:

This problem can be solved by using concept of Basic proportionality theorem.

This theorem states that if there is line drawn parallel to any side of the triangle, and it intersect the other two sides, then

segment divided on those two sides are in equal proportion.

Let naem this triangle

the side containing 15 and 6 be AB, with A be point on segment having length 15 units

B be  point on segment having length 6 units

c be point on segment having length ? units

DE line parallel to BC

Thus, if apply Basic proportionality theorem. in this then ratio formed will be

15/6 = ?/10

5/2 = ?/10

?= 5/2* 10 = 25

The length of missing segment is 25 units.

6 0
3 years ago
Rectangle PQRS is dilated by a scale factor of 2 (k=2) with the origin as the center. What are the coordinates of R('?
Radda [10]

Answer:

Correct Answer: (8,2)

Step-by-step explanation:

<u>Dilation about the origin</u>

Most dilations in the coordinate plane use the origin, (0,0), as the center of the dilation.

In such cases, every point (x,y) dilated by a factor of k is mapped to the point (kx,ky).

The point R=(4,1) is dilated by a scale factor of 2 (k=2), thus the coordinates of its image are (2*4,2*1) = (8,2)

4 0
3 years ago
Can you please help me asp because I am really confuse !. Plus you get 14 points!!
djyliett [7]

Answer:

1. B

2. 2 and 1/8 cups

Step-by-step explanation:

You just had to make common denominators and then your would subtract

8 0
3 years ago
Read 2 more answers
The circumstance of a circle is 16 ft<br><br> The radius is_____ ft
kari74 [83]

Answer:

8ft

Step-by-step explanation:

Circumference of a circle equation; πd or2πr

16π = 2πr you can then divide both sides by π

16 = 2r then you can divide both sides by 2

8 = r

5 0
3 years ago
jubal wrote the four equations below. He examined them, without solving them, to determine which equation had no solution
denis-greek [22]
The answer to the question is b
7 0
4 years ago
Read 2 more answers
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