9. If each of the following pairs represents a pair of equivalent rational
numbers, find the values of x.
(i) 3/4 and 7/x
(ii) -5/6 and x/7

Answers

Answer 1

Answer:

-35/6

Step-by-step explanation:

We need to find the value of x , And the given pair of Rational numbers are equal.

Question (I) :-

→ 3/4 = 7/x

→ 7/x = 3/4

→ 1/x = 3/4 × 1/7

1/x = 3/28

x = 28/3

Question (ii) :-

→ x/7 = -5/6

→ x = -5/6 × 7

x = -35/6

Hence the value of x is -35/6 .

Related Questions

Your classmate is unsure about how to use side lengths
to determine the type of triangle. How would you explain
this to your classmate?

Answers

Answer:

you look at the lengths some triagles have small parallel lines anè or two of them to determine if they are equal or different from one another

triangle is:      if:

right               c^2=a^2 +b^2

acute             c^2<a^2 +b^2

obtuse           c^2>a^2 +b^2

I need help lol ,forgot how to do this

Answers

Answer: i don get it

Step-by-step explanation:

Answer:

8.1

Step-by-step explanation:

Expand the following:

Answers

Answer:

2x+6

10x-20

8x+1

6x-24y

Step-by-step explanation:

so what you do is multiply the number outside of the bracket by the numbers inside while keeping their repective symbol.

Answer:

2x+6

10x-20

8x+1

6x-24y

Step-by-step explanation:

A potential employer offers to pay you a starting salary of $55,000 a year, and guarantees a
$5,000 raise every year for the first 10 years.
How much money would you earn over 10 years if you take the job?

Answers

Answer:270,000

Step-by-step explanation:

i think

What is the surface area

Answers

Answer:

        1190 mm²

Step-by-step explanation:

The surface area of a prism is a sum of areas of all of its faces

2×(¹/₂×16×15) + 2×(17×19) + 16×19 =

= 240 + 646 + 304 = 1190 mm²

Please help me with this

Answers

Answer:

Step-by-step explanation:

[tex](-1)^{n}[/tex] * [tex]2^{n}[/tex]

then

[tex](-1)^{6}[/tex] * [tex]2^{6}[/tex] =  64

Kahlid wants to buy a board game that costs Rs 501. He has Rs 479. How much more money does he need?

Answers

Answer:

Rs 22 more

Step-by-step explanation:

Given

[tex]Game = Rs501[/tex]

[tex]Saved = Rs479[/tex]

Required

The amount needed

The saved amount when added to amount needed (x) must equal to the price of the game

i.e.

[tex]x + Saved = Game[/tex]

Make x the subject

[tex]x = Game - Saved[/tex]

This gives:

[tex]x = Rs501 - Rs479[/tex]

[tex]x = Rs22[/tex]

A number cube is rolled. Find the Probability. (4 or 5)​

Answers

Answer: 2/6 or 33%

Step-by-step explanation: Hope this helps <3

i need help omg!
pls lol
!!!!!!!!!

Answers

Answer:

translation 10 units right and a reflection over the axis

Please help me. I need help​

Answers

Answer:

hope this helps you out :)

The children in a school were asked how many cats and dogs
they have. The ratio of cats to dogs is 3 to 2. The children have
150 cats altogether. How many dogs do the children have?

Answers

they would have 100 dogs!

Answer:

90 cats  60 dogs

Step-by-step explanation:

3x +2x = 150

5x = 150

x = 30

3(30) + 2(30) = 150

90 + 60 = 150

                         3/2 = 1.5

                      90/60=1.5

y'all -
please help
I have been on this question for like 20 mins

Answers

Answer:

d

Step-by-step explanation:

Determine the number of solutions for the equation shown below.
4 X+6 = 4x + 6
O A. 2
B. Infinitely many
O C. 1
O D.O

Answers

Answer:

x+6=4x+6

3x=0

x=0

the answer is 0 have a great day

Move exactly two match sticks to make a prime number. How many different ways can you find to do this?

Answers

Answer: hello the image related to your question is missing attached below is the image

answer : 97 , 37, 67  done in three ( 3 )  different ways

Step-by-step explanation:

Prime number are number that can be divisible only by 1 and itself

Hence

The prime numbers that can be made by moving exactly two match sticks are : 97 , 37 , 67

and this can be done in in three (3) different ways  

PLSSSSSSSSSSSSSSSS HELP PPLLASSSSSSSS

Answers

Answer:

2.77777777778

Step-by-step explanation:

2.7 hope this helped

Solve by completing the square: +12x-13=0

Answers

Answer:

Simplified :

x = 13/12

(Mixed number) :

x = 1 1/12

Step-by-step explanation:

Write the equation in slope intercept form?

Answers

Answer:

A

Step-by-step explanation:

The linear equation in two variables is given to us is

→ y = 3( x -4) +6x

Slope Intercept Form :-

The slope intercept form of the equation is y = mx + c .

→ y = 3x - 12 + 6x

→ y = 6x + 3x -12

y = 9x - 12

Hence the correct option is A .

Find the perimeter of a field with the following dimensions:

Length: x^2+3x-1


Width: 2x+3

Answers

Answer:

yo the answer would be 2x^2 +10x +4. I think you are taking the same test I am

After five games a football team's goal average is 2.8. After one more game the goal average is 3. The number of goals scored in the 6th game was:
A. 3
B. 4
C. 5
D. 6
E. 7

Answers

The answer would be “B”!!

I need help please...........................​

Answers

Answer:

Given

f(x) = 4/(x - 2)

Find

[f(x + h) - f(x)] / h

Solution

[4/(x + h - 2) - 4/(x - 2)]/h = 4/h[(x - 2) - (x + h - 2)]/[(x + h - 2)(x - 2)] =- 4/h*h/[(x + h - 2)(x - 2)]  =4/[(x + h - 2)(2 - x)]

You might need: Calculator A scale on a blue print drawing of a house shows that 10 centimeters represents 2 meters. What number of actual meters are represented by 18 centimeters on the blue print?​

Answers

Answer:

3.6 meters

Step-by-step explanation:

18/10 x 2 = 3.6

so, 18 centimeters represents 3.6 meters

You have 8 bags of groceries in your car. You can carry 5 bags each trip.
How many trips do you need to get all of the groceries from the car to the
house?

Answers

Answer:

2

Step-by-step explanation:

pls give branliest

PLEASE HELP ME W A MATH PROBLEM!!!

Answers

Answer:

A) 296

Step-by-step explanation:

we have to find the angle of angle 5 since we know angle 6. Angle 6 is 32 so we will subtract 32 from 180 since straight lines are 180 degree angles (even though it doesn't look like one). This will give us 148. Since angle 5 and 4 are alternate interior angles, they have the same angle measurements. 148 + 148 = 296. Thus, angle 5 + angle 4 = 296 degrees.

It would be 148. I believe so because I already did this!

What do you call a fake noodle

Answers

Answer:

an impasta

Step-by-step explanation:

sus

Answer: an Impasta

Step-by-step explanation:

Give me brainliest please lol

pls help me with this‼️

Answers

Answer:

A

Step-by-step explanation:

for D I draw it out and it didn’t make sense

Line AB has the endpoints A (8, -2) and B(7, 3) What are the X-and Y-coordinates of point C that partitions AB at a 6 : 3 ratio.
C is at (______, ______)
Round your answer to the nearest thousandth, if necessary​

Answers

SALLY SOLD SHINEY SSEA SHELLS BY THE SHINY SEA SHIRE

What is the algebraic input rule?

Answers

Answer:

Step-by-step explanation:

Answer:

       

Step-by-step explanation:

Pls help this is probably super easy but not for me

A student is standing 20 feet away from the base of a tree. he looks to the top of the tree from a 50 degree angle of elevation. His eyes are 5 feet above the ground. using cos 50°≈0.64, what is the height of the tree to the nearest foot?

A. 29 feet
B. 24 feet
C. 31 feet
D. 36 feet

Answers

Answer:

A.    29 feet

Step-by-step explanation:

Use cos to find the hypotenuse

cos  = adj/hp

0.64 = 20/hyp

hyp = 20/0.64

hyp = 31.25

---------------------------

Use Pythagorean Theorem to find the height of tree above eyes

a² + b² = c²

a² + 20² = 31.25²

a² = 31.25² - 20²

a² = 576.5625

a = 24  (to the nearest foot)

-------------------------------

Finally add in the eye height

h = 24 + 5

h = 29 feet

Answer:

A. 29 feet

Step-by-step explanation:

Ten cards numbered 1 through 10 are mixed together and then one card is drawn. Find the probability of each event. Write each answer as a fraction, percent, and decimal. P(less than 5) P(greater than 3) P(odd) P(even) P(not a multiple of 4) P(not 5, 6, 7, or 8) P(divisible by 3)

Answers

Answer:

2/5, 0.4, 40%

7/10, 0.7, 70%

1/2, 0.5, 50%

1/2, 0.5, 50%

4/5, 0.8, 80%

3/5, 0.6, 60%

3/10, 0.3 ; 30%

Step-by-step explanation:

Sample space = (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)

P(less Than 5) :

Required = (1, 2, 3, 4) = 4 observations

P(less than 5) = 4 / 10 = 2 / 5 = 0.4 = 40%

Greater than 3) = (4, 5,6,7,8,9,10) = 7 observations

P greater Than 3) = 7/10 = 0.7 = 70%

Odd = (1,3,5,7,9) = 5

P(odd) = 5 / 10 = 1/2 = 0.5 = 50%

(even) = (2,4,6,8,10) = 5

P(even) = 5 / 10 = 1/2 = 0.5 = 50%

Not a multiple of 4 = (1,2, 3,5,6,7,9,10) = 8

P(not A multiple of 4) = 8/10 = 4/5 = 0.8 = 80%

not 5, 6, 7, or 8 = (1,2,2,4,9,10).= 6

P(not 5, 6, 7, or 8) = 6 / 10 = 3/5 = 0.6 = 60%

Divisible by 3 = (3, 6, 9) = 3

P(divisible by 3). = 3/10 = 0.3 = 30%

How can you add, subtract, and multiply decimals.

Answers

Type the numbers you want to add , subtract and multiply into your calculator or do metal math .
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