Solve for u -5/2u = 15

Answers

Answer 1
Answer:

Answer:

U = -1/6

How to solve:

Multiply both sides by 2U to get rid of the denominator and you should end up with

- 5 = 15(2u)

then multiply and devide to get your U by itself.

you should then get

u =  -  (1)/(6)

after symplifying.

Answer 2
Answer:

Answer:

Answer:

u=−10

Step-by-step explanation:

Let's solve your equation step-by-step.

u−5/2u=15

Step 1: Simplify both sides of the equation.

u−5/2u=15

u+−5/2u=15(u+−52u)=15

(u+−52u)=15(Combine Like Terms)

−3/2u=15

−3/2u=15

Step 2: Multiply both sides by 2/(-3).

(2−3)*(−32u)=(−3)*(15)

u=−10


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If the radius of Mars is about 13.7% of Neptunes radius what is the radius of Neptune

Answers

100/13.7 = 7.2999 
7.299 x radius of mars = 7.299 x 3397 = 24795.62 
therefore radius of Neptune = 24795.62 
Hope this could help!

A restaurant bill for $47.50 is divided equally among 5 people. How much does each person pay?

Answers

you divide $47.50 by 5 and you'll get the answer which is $9.5
ou have to divide  5  from 47.50 and you will get 9.5

What is the lest common multiple of 14 and 21?

Answers

42.

There's a trick to finding this easily. Take the prime factors of both numbers.

14 = 7 × 2
21 = 7 × 3

Now, multiply the unlike numbers.

2 × 3 = 6

Multiply the 6 by one of the like numbers.

6 × 7 = 42.

That's it. Hope this helps!
Least common multiple is the smallest number is a multiple of both numbers. First the numbers should be factored into its primes.
14 = 7 X 2
21 = 7 X 3
The least common multiple will be 7 X 2 X 3 = 42

The product of two consecutive integers is 5 more than three time the larger. What are the integers?

Answers

When calculating consecutive integers, the smaller number is x and the larger number is (x + 1).
So the equation you can use is x + (x + 1) = 5 + 3(x + 1)
This is because the sum of the consecutive integers are equal to 5 more than 3 times the larger integer.
Now simplify:
x + (x + 1) = 5 + 3(x + 1)
2x + 1 = 5 + 3(x + 1)
2x + 1 = 5 + 3x + 3
2x + 1 = 3x + 8
Now isolate the variable:
2x + 1 = 3x + 8
Subtract 2x from both sides:
1 = x + 8
Subtract 8 from both side:
-7 = x
x = -7
So the smaller number is -7 and the larger number is -6.

Now check your answer:
-7 + (-7 + 1) = 5 + 3(-7 + 1)
-7 + (-6) = 5 + 3(-7 + 1)
-7 + (-6) = 5 + 3(-7 + 1)
-7 - 6 = 5 + 3(-7 + 1)
-13 = 5 + 3(-7 + 1)
-13 = 5 + 3(-6)
-13 = 5 + (-18)
-13 = 5 - 18
-13 = -13
This works!

So the integers are -7 and -6.

What is the area of the polygon below A. 140 square units
B. 170 square units
C. 115 square units
D. 225 square units

Answers

The area of the polygon is,

⇒ 140 units²

What is mean by Rectangle?

A rectangle is a two dimension figure with 4 sides, 4 corners and 4 right angles. The opposite sides of the rectangle are equal and parallel to each other.

Given that;

A polygon is shown in figure.

Now, We get;

The polygon is made by two rectangles.

Hence, The area of the polygon is,

⇒ 17 x 5 + 11 x 5

⇒ 85 + 55

⇒ 140 units²

Thus, The area of the polygon is,

⇒ 140 units²

Learn more about the rectangle visit:

brainly.com/question/2607596

#SPJ5

Look at the picture.
Area of a larger rectangle
A_1=10\cdot17=170\ u^2

Area of a smaller rectangle
A_2=5\cdot6=30\ u^2

Area of the polygon
A=A_1-A_2\n\nA=170-30=140\ u^2
Answer: A. 140 square units

Norah know that the diameter of a circle is 13 meters. How would you tell her to find the circumference?

Answers

circumference=diameter times pi
the answer is 13pi
pi is sometimes aprox 3.14
so
13 times 3.14=40.82
so about 40.82  meters