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aliya0001 [1]
3 years ago
7

Which of the following equations is equivalent to x - y = 5?

Mathematics
1 answer:
Masja [62]3 years ago
3 0

Answer:

6x-6y=30

Step-by-step explanation:

<u><em>The complete options are</em></u>

a) x - 2y = 30

b) 4x - 3y = 30

c) 3x - 4y = 30

d) 6x - 6y = 30

The given equation is

x-y=5

<u>Verify option d</u>

we have

6x-6y=30

Divide by 6 both sides

(6x-6y)/6=30/6

\frac{6x}{6}-\frac{6y}{6}=\frac{30}{6}

x-y=5

therefore

x-y=5  and 6x-6y=30 are equivalent

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ira [324]

The length of L'L in the dilated figure that's transformed will be A. 5 units.

<h3>What is transformation?</h3>

It should be noted that transformation simply means the movement of a point from an initial location to a new location. It should be noted that the types of transformation include translation, rotation, reflection and dilation.

Triangle JKL was dilated by 1/3 with M as the center of dilation to form J'K'L'.

It should be noted that given that ML' = 2.5 units. Therefore,

L'L = (2.5 × 3) - 2.5 = 5 units

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In conclusion, the correct option is 5 units.

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Triangle JKL was dilated using the rule D Subscript M, one-third. The image, triangle J'K'L', is the result of the dilation. Point M is the center of dilation. Triangle J K L is dilated to form smaller triangle J prime K prime L prime. The length of M L prime is 2.5. What is L'L? 5 units 7.5 units 10 units 12.5 units

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Solve the radical. x+4=sqrt x+10 what is the extraneous solution to the radical equation
valkas [14]

Answer:

-6 is an extraneous solution.

Step-by-step explanation:

We can start by solving this problem.

First, to remove the square root, we can square both sides.

(x+4)^{2} = x + 10\\x^2 + 8x + 16 = x + 10\\

Next, we can subtract both sides by (x+10)

x^2 + 7x + 6 = 0\\

Then, we can factor out the equation.

(x+1)(x+6) = x^2 + 7x + 6 \\= 0

Given this, it seems like -1 and -6 would be correct. Plugging this back into the original equation, though,

-1 + 4 = √(-1 + 10)

3 = 3

-6 + 4 = √(-6+10)

-2 ≠ 2

Therefore, -6 is an extraneous solution.

6 0
3 years ago
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