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nordsb [41]
3 years ago
11

How do dis problem? 6.4n-10=4.4n+6

Mathematics
1 answer:
nlexa [21]3 years ago
7 0

Simplifying

6.4n + -10 = 4.4n + 6

Reorder the terms:

-10 + 6.4n = 4.4n + 6

Reorder the terms:

-10 + 6.4n = 6 + 4.4n

Solving

-10 + 6.4n = 6 + 4.4n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-4.4n' to each side of the equation.

-10 + 6.4n + -4.4n = 6 + 4.4n + -4.4n

Combine like terms: 6.4n + -4.4n = 2n

-10 + 2n = 6 + 4.4n + -4.4n

Combine like terms: 4.4n + -4.4n = 0.0

-10 + 2n = 6 + 0.0

-10 + 2n = 6

Add '10' to each side of the equation.

-10 + 10 + 2n = 6 + 10

Combine like terms: -10 + 10 = 0

0 + 2n = 6 + 10

2n = 6 + 10

Combine like terms: 6 + 10 = 16

2n = 16

Divide each side by '2'.

n = 8

Simplifying

n = 8

<em>-ur local skatergirl, Rin:)</em>

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  • x =  - 1
  • y =  - 3

<u>Question</u> : 11

  • LHS isn't equal to RHS

<u>Question</u> : 12

  • x =  \dfrac{ \sqrt{3} }{2 \sqrt{2} }

Solution is in attachment ~

4 0
2 years ago
Find the approximate perimeter of rectangle ABCD plotted below.
andre [41]

Answer:

30 unit

I hope I can help

Step-by-step explanation:

i hope I can help

7 0
2 years ago
How do you complete this One-Step equation?<br>5 1/2 + p = 6
dalvyx [7]

5 1/2 + p = 6

subtract 5 /12 from each side

5 1/2  - 5 1/2+ p = 6 - 5 1/2

p = 6 - 5 1/2

borrow from the 6

p = 5 2/2 - 5 1/2

p = 1/2

8 0
3 years ago
Read 2 more answers
In a certain soccer tournament you are playing once with each of the other nine teams. In every match you get 3 points if you wi
bixtya [17]

Answer:

0.430625=0.431

Step-by-step explanation:

Answer:

0.430625 = 0.431

Step-by-step explanation:

Let W represent winning, D represent a draw and L represent a loss.

12+ points can be garnered in each of the following ways.

6W 0D 0L

5W 1D 0L

5W 0D 1L

4W 2D 0L

4W 1D 1L

4W 0D 2L

3W 3D 0L

The probability of getting 12+ points is the sum of all these 7 probabilities.

Knowing that P(W) = 0.5

P(D) = 0.1

P(L) = 0.4

P(6W 0D 0L) = [6!/(6!0!0!)] 0.5⁶ 0.1⁰ 0.4⁰ = 0.015625

P(5W 1D 0L) = [6!/(5!1!0!)] 0.5⁵ 0.1¹ 0.4⁰ = 0.01875

P(5W 0D 1L) = [6!/(5!0!1!)] 0.5⁵ 0.1⁰ 0.4¹ = 0.075

P(4W 2D 0L) = [6!/(4!2!0!)] 0.5⁴ 0.1² 0.4⁰ = 0.09375

P(4W 1D 1L) = [6!/(4!1!1!)] 0.5⁴ 0.1¹ 0.4¹ = 0.075

P(4W 0D 2L) = [6!/(4!0!2!)] 0.5⁴ 0.1⁰ 0.4² = 0.15

P(3W 3D 0L) = [6!/(3!3!0!)] 0.5³ 0.1³ 0.4⁰ = 0.0025

The probability of getting 12+ points = 0.015625 + 0.01875 + 0.075 + 0.09375 + 0.075 + 0.15 + 0.0025 = 0.430625

Read more on Brainly.com - brainly.com/question/14850440#readmore

4 0
3 years ago
What's the answer to the math problem 8r+4=10+2r
mart [117]
In order to solve for r you have to place all the number in one side. then isolate r ......  r=1

6 0
3 years ago
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