1/a+1/b=1/x solve for x

Answers

Answer 1

Answer:

x = [tex]\frac{ab}{b+a}[/tex]

Step-by-step explanation:

Given

[tex]\frac{1}{a}[/tex] + [tex]\frac{1}{b}[/tex] = [tex]\frac{1}{x}[/tex] ( express the sum on the left as a single fraction )

[tex]\frac{b+a}{ab}[/tex] = [tex]\frac{1}{x}[/tex] ( cross- multiply )

x(b + a) = ab ← divide both sides by (b + a)

x = [tex]\frac{ab}{b+a}[/tex]


Related Questions

1.) x, y, and x?

abcdefg

Answers

Answer:

x and y vertex is (-2,-9)

and the x-intercept(s): (1,0), (-5,0)

I hope this helps

if you could, feel free to mark me Brainliest it would be much appreciated :D

Answer:

I dont really know

Step-by-step explanation:

Bo has 56 cards.
What are two ways Bo can stack her cards?
Choose 2 answers:
~ 7 stacks of 8 cards
® 9 stacks of 6 cards
C С
8 stacks of 7 cards
D
6 stacks of 9 cards

Answers

Answer:

c

Step-by-step explanation:

1. Write 4 equivalent fractions of each of the following:
(i) ³/₄
(ii) ⁴/₅
(iii) ⁶/₇
(iv) ⁴/₆

Answers

Answer:

(i) ³/₄ - 6/8, 9/12, 12/16, 15/20

(ii) ⁴/₅ - 8/10, 12/15, 16/20, 20/25

(iii) ⁶/₇ - 12/14, 18/21, 24/28, 30/35

(iv) ⁴/₆ - 8/12, 12/18, 16/24, 20/30

Step-by-step explanation:

Simplify the following expression:
-12 - 9+ 12 + p

Answers

Answer:

p - 9

Step-by-step explanation:

What is 28196−−−√ written in simplified radical form?

Answers

Answer:

167.9166459

Step-by-step explanation:

Daniel works in a market. He has a large bag of potatoes that weighs 261/4 pounds and he is going to sell them in smaller bags of 9/4 pounds each. If he uses up all the potatoes, how many smaller bags of potatoes will Daniel have filled?

Answers

Answer:

11 6/9

Step-by-step explanation:

Daniel works in a market

He has large bags of potatoes that weighs 26 1/4

Daniel is going to sell them in smaller bags 9/4 pounds each

Therefore the number of smaller bags of potatoes in which Daniel would have filled can be calculated as follows

= 26 1/4 ÷ 9/4

= 105/4 ÷ 9/4

= 105/4 × 4/9

= 105/9

= 11 6/9

if 45% of an item is $36.00 what is the original price

Answers

Answer:

$80

Step-by-step explanation:

36/0.45=80

What is the x-intercept of the line with this equation −5x+1/5y=15 ?

Enter your answer in the box.

Answers

9

Step-by-step explanation:

I don't no but 5 and 1 is 6 so add 9 more and you have 15

What is the slope of the linear represented by y=1-8x

Answers

Answer:

-8

Step-by-step explanation:

Just trust me

lol help is appreciated, ill give brainliest.

Answers

Answer:

m<7 = 95 degrees

Step-by-step explanation:

Angle 1 = 3x + 10

Angle 4 = 4x-15

Because of the verticle angles theorum, Angle 1 and 4 are congruent.

So:

3x+10 = 4x-15

    +15       +15

3x+25 = 4x

-3x         -3x

25 = x

Angle 1 = 3x + 10

But now we know what x is so now its (3 times 25) + 10 which is 85

Angle 1 and 3 are a linear pair so they are supplementary (add up to 180)

180-85=95

So, Angle 3 is 95 degrees

Because of the corresponding Angles postulate, 7 and 3 are congruent

So m<7 = 95 degrees

Which sentence that is included in the text best represents the moral (lesson/purpose) of the story, "Rosie Revere, Engineer?" (hint: it's a message that represents what we believe in STEAM Enrichment as well!)

A. "But time never lingers as long as it seems"
B. "She worked and she worked till the day was half gone"
C. "The only true failure can come if you quit"
D. "After that day [Rosie] kept her dreams to herself"

Answers

Answer:

c

the only true failure can come if u quit

solve 4x-3 = 2x+7.​

Answers

Answer:

x=5

Step-by-step explanation:

4x-3 = 2x+7.​

Subtract 2x from each side

4x-2x-3 = 2x-2x+7.​

2x-3 = 7

Add 3 to each side

2x-3+3 = 7+3

2x= 10

Divide by 2

2x/2 = 10/2

x = 5

Answer:

x=5

Step-by-step explanation:

4x -3 = 2x +7

Let's start by getting the 2x away from the seven. Subtract the 2x from itself and from 4x. We will subtract 2 because a negative will cancel out the positive.

2x -3 = +7

Now let's get the -3 away from 2x. Add 3 to the -3 and the +7. We will add because a positive will cancel out the negative.

2x = +10

Then divide +10 by 2 to get the final answer.

A painter mixed 5 pints of white paint, 3 pints of blue paint, and 4 pints of yellow paint. He wrote the ratio 3:12. Which statement BEST describes this ratio?
A. the ratio of the number of pints of white and yellow paint to the number of pints of blue paint
B. the ratio of the number of pints of blue paint to the number of pints of blue and yellow paint
C. the ratio of the number of pints of yellow paint needed to make 4 times as much blue paint
o
D. the ratio of the number of pints of blue paint to the total number of pints of paint

Answers

Answer:

The answer is D

Step-by-step explanation:

The ratio of the number is 3, and blue has 3.

The second number ratio has 12, and the total number of paints is 12

Can someone pls help me

Answers

wow like i wish i could help. may i ask what type math is this

8th grade easy math please help

Answers

Answer:

m ≤ - 3

Step-by-step explanation:

Given

- 24 - 6m ≥ 4(m + 1) + 2 ← distribute parenthesis and simplify

- 24 - 6m ≥ 4m + 4 + 2

- 24 - 6m ≥ 4m + 6 ( subtract 4m from both sides )

- 24 - 10m ≥ 6 ( add 24 to both sides )

- 10m ≥ 30

Divide both sides by - 10, reversing the symbol as a result of dividing by a negative quantity.

m ≤ - 3

Answer:

uhhhhhh

m ≤ - 3

Please help me please

Answers

Answer:c because the angle to the left and right are equal

Step-by-step explanation:

Answer:

c

Step-by-step explanation:

-14+8 I also need to explain it to

Answers

Answer:

-6

Step-by-step explanation:

14 - 8 = 6

Answer:

-6

Step-by-step explanation:

u subtracted right but its a negative and a positive and the -14 is bigger than the 8 so it would be a negative answer which is -6

B. Between what 2 integers the square root of the numbers can be found.
1. 23 2. 113 3. 339 4. 640 5. 75​

Answers

3737383747374373737373737373

What is the perimeter of this triangle?

Answers

Answer:

45

Step-by-step explanation:

Xavier has a savings account with a balance of $320 and deposits(adds money
into account) $12 per month. Dayuan has a savings account with a balance of
$266 and deposits $30 per month.

write the inequality to determine the number of months xavier's account balance will greater than dayuans account balance

Answers

Answer:

320 + 12h > 266 + 30h

Step-by-step explanation:

Xavier total = 320 + 12h

Dayuans total = 266 + 30h

Where h = number of months

The inequality to determine the number of months xavier's account balance will be greater than dayuans account balance is

320 + 12h > 266 + 30h

SOMEONE HELP PLEASEEE (the photo is attached <3)

Answers

Answer:

C. 25

Step-by-step explanation:

Lets just first do 5-² = .04

So it will look like this

[tex]\frac{1}{1/25}[/tex] To do this all you have to do is flip 1/25 to 25/1 so that you can multiply instead on divide.

It will look like this

.[tex]\frac{1}{1}*\frac{25}{1}=\frac{25}{1}[/tex] = 25

Sorry I took so long hope this helps!!

What are the slope and y- intercept of the linear equation
4x-6y=24

Answers

Answer: 7 = 2/3 + (-24/6)

What is the angle pair relationship between angles 6 and 8?

Answers

Answer:

Two angles are complementary angles if the sum of their measures is 908.

Each angle is the complement of the other. Two angles are supplementary

angles if the sum of their measures is 1808. Each angle is the supplement of

the other.

Complementary angles and supplementary angles can be adjacent angles

or nonadjacent angles. Adjacent angles are two angles that share a common

vertex and side, but have no common interior points.

Step-by-step explanation:

it easy

Factor with the distributive pro
Apply the distributive property to factor out the greatest common factor.
32+44

Answers

The greatest common factor is 4.

Step-by-step explanation:

What is the value of x in the equation 2x + 3y = 36, when y = 6?
8
9
027
36

Answers

Answer:

x = 9.

Step-by-step explanation:

The first step I did was replace y with 6.

[tex]2x+3\cdot \:6=36[/tex]

I multiplied 3*6 next.

[tex]2x+18=36[/tex]

Then I subtracted 18 from both sides of the equation.

[tex]2x+18-18=36-18[/tex]

After, I simplified the equation.

2x=18

Divided the both by 2 and then simplified again to get...

[tex]\frac{2x}{2}=\frac{18}{2}[/tex]  

[tex]x=9[/tex]

So [tex]x=9[/tex].

WORTH A BRAINLIEST IF GET CORRECT SHOULD BE EASY FOR SOME

Answers

Answer:

Where is the question?

Step-by-step explanation:

Answer:

yes it would but I'm not a brainiest

Step-by-step explanation:

what is 3.68 divided by 17 oz. and 2.89 divided by 13 oz.

Answers

Answer:

0.21 and 0.22

Step-by-step explanation:

what is the sum of−1/3−(−1/2)

Answers

Answer:

0.16666666666 and keep on going. you can add a line above the number to show infinite 6

Зn + 16 = 7n help pls

Answers

Answer:

n = 4

Step-by-step explanation:

3n + 16 = 7n

Cancel out the 3n by subtracting it from both sides

16 = 4n

Divide both sides by 4 so you are left with n=

4 = n

Answer:

[tex]n=4[/tex]

Step-by-step explanation:

To start off you need to subtract 3n from both sides. That would leave you with:

[tex]16=4n[/tex]

Next, you need to divide both sides by 4, since this equation is equal to [tex]n*4[/tex] and we only want a single n, not multiple. That would give us the answer:

[tex]4=n[/tex]

HELPPPP:: solve the following equation for X: xy +3=z

Answers

Answer:x= 2y

Step-by-step explanation:

Answer:

x = z/ y − 3/ y

Step-by-step explanation:

that is how far I can simplifiy            

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