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zmey [24]
3 years ago
10

Solve for v. 2v + 3=7 v = |

Mathematics
2 answers:
statuscvo [17]3 years ago
7 0

Answer:

2v=4

v=2.. .. ........

Dima020 [189]3 years ago
4 0

Answer:

v = 2

Step-by-step explanation:

We would like to solve for v in the given equation 2v + 3 = 7.

First, we need to "undo" the operations through reverse PEMDAS (Parentheses, Exponents, Multiplication, Division, Addition, Subtraction).

Subtract 3 from both sides:

2v + 3 = 7

2v = 7 - 3 = 4

Now, divide by 2 from both sides:

v = 4/2 = 2

Thus, v = 2.

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The vertices of ΔMNO are M (1, 3), N (4, 9), and O (7, 3). The vertices of ΔPQR are P (3, 0), Q (4, 2), and R (5, 0). Which conc
vodka [1.7K]

Answer:

They are similar by the definition of similarity in terms of a dilation.

Step-by-step explanation:

Given:

The vertices of ΔMNO are M (1, 3), N (4, 9), and O (7, 3). The vertices of ΔPQR are P (3, 0), Q (4, 2), and R (5, 0).

To choose: the correct option

Solution:

According to distance formula distance between points (x_1,y_1),(x_2,y_2) is given by \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}

For ΔMNO,

MN=\sqrt{(4-1)^2+(9-3)^2}=\sqrt{(3)^2+(6)^2}=\sqrt{45}\\NO=\sqrt{(7-4)^2+(3-9)^2}=\sqrt{(3)^2+(-6)^2}=\sqrt{45}\\\\MO=\sqrt{(7-1)^2+(3-3)^2}=\sqrt{(6)^2+(0)^2}=\sqrt{36}=6\\

For ΔPQR,

PQ=\sqrt{(4-3)^2+(2-0)^2}=\sqrt{(1)^2+(2)^2}=\sqrt{5}\\QR=\sqrt{(5-4)^2+(0-2)^2}=\sqrt{(1)^2+(-2)^2}=\sqrt{5}\\\\PR=\sqrt{(5-3)^2+(0-0)^2}=\sqrt{(2)^2+(0)^2}=2\\

So,

\frac{MN}{PQ}=\frac{\sqrt{45} }{\sqrt{5} }=\sqrt{9}=3\\ \frac{NO}{QR}=\frac{\sqrt{45} }{\sqrt{5} }=\sqrt{9}=3\\\frac{MO}{PR}=\frac{6 }{2 }=3\\

Therefore, They are similar by the definition of similarity in terms of a dilation.

Two triangles are said to be similar if their sides are proportional.

8 0
3 years ago
Which of the following is a solution to<br> the equation 0 = x2 – 8x – 13?
Fed [463]

Answer:

x= 32 ± √29

Step-by-step explanation:

x² - 8x - 13 = 0

ax² + bx + c = 0

Comparing equations we get,

a=1

b=(-8)

c=(-13)

Using quadratic formula,

________

x= b² ± √ b²-4ac

—————————

2a

Substituting the values

__________

x= 64 ± √( 64 + 52)

______________

2

= 32 ± √29

Hope this answer helps you....

5 0
4 years ago
The area of the continent of Susan America is about 6,888,000 square miles. Write 6,888,000 in expanded form using multiplicatio
Ilia_Sergeevich [38]

The area of the continent of Susan America which is 6,888,000 square miles can be written as 688*10^{3}.

Given that the area of the continent of Susan America be 6888000 square miles.

We are required to express the area in the multiplication form by using the place values.

Area is basically quantity that expresses the extent of a region on the plane or on a curved surface.

Multiplication is basically finding the number which is product of two numbers.

6888000 can be written as 6888*10^{3} which can be found out by the cube of 10 and multiply that by 6888.

Hence the area of the continent of Susan America which is 6,888,000 square miles can be written as 6888*10^{3}.

Learn more about area at brainly.com/question/25292087

#SPJ9

7 0
2 years ago
1 + 2 + 3 + 4 + 5 + . . . is an example of a finite series. True False
enot [183]
True is my answer hope I helped u
6 0
3 years ago
Read 2 more answers
Is [(2,3),(3,2),(4,5),(5,4)] a function?
romanna [79]
Yes it is, if you didn't use a number more than once in the x-axis then it is a function
3 0
3 years ago
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