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VashaNatasha [74]
3 years ago
6

Solve the equation 1/x + 1/3x = 4

Mathematics
1 answer:
Llana [10]3 years ago
8 0

Answer:

x = \frac{1}{3}

Step-by-step explanation:

\frac{1}{x} + \frac{1}{3x} = 4 (Multiply everything by LCM)

3x*\frac{1}{x} + 3x*\frac{1}{3x}=3x*4 (Simplify the fractions)

3+1=12x\\4=12x\\x=4/12\\x=\frac{1}{3}

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kicyunya [14]

Answer: Sorry I don't know

3 0
3 years ago
The length of a rectangle is 4 yd longer than its width.
xenn [34]

Answer:

Area = 77 yd²

Step-by-step explanation:

Width = w

Length = w+4

Perimeter =36

Perimeter = L + L + w + w

36 = w+4+w+4+w+w

4w+8 =36

Subtract 8 from both sides

4w = 36 - 8

4w =28

Divide both sides by 4

W= 28/4

W= 7yd

Therefore length = w+4 = 7+4 = 11 yd

Area = length x width

Area = 11× 7

Area = 77 yd²

I hope this was helpful, please mark as brainliest

4 0
3 years ago
A garden table and bench cost $1020 combined. The garden table cost $70 more than the bench. What is the cost of the bench?
Dmitrij [34]
The cost of the bench is $440z
8 0
4 years ago
Read 2 more answers
Convert 1/3 to a decimal.<br> а .33<br> b 33<br> c 3.3<br> d 333
kirza4 [7]

0.3333333333

is the correct answer

3 0
3 years ago
There is a bag filled with 5 blue and 6 red marbles.
Lorico [155]

There are 6+5 marbles.

Of those, 5 are red.

The chances of drawing a red marble are 5/11

Since you replace the marble you drew, the chances each draw remain 5/11

You cannot draw two red marbles without drawing a red marble on your first draw, so the odds of you making a second draw are 5/11. The odds of that also being red are 5/11… but we only care about that 5/11ths the time

5/11*5/11=25/121

5 0
3 years ago
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