Estimate the sum of 9/10 and 5/6. Write an equation.

Answers

Answer 1

you need to get the denominators to be the same

The closest one for both is 30

27/30 + 25/30 = 52/30

Simplify to get [tex]1 \frac{11}{15}[/tex]

Answer 2

Sum of [tex]\frac{9}{10}[/tex] and [tex]\frac{5}{6}[/tex] is equal to [tex]\boldsymbol{\frac{26}{15}}[/tex].

What is summation?

A summation, also known as a sum, is the outcome of adding numbers or quantities arithmetically. A summation always has an even number of terms.

Summation is the adding of a series of numbers known as addends or summands; the result is their sum or total.

Sum of [tex]\frac{9}{10}[/tex] and [tex]\frac{5}{6}[/tex] [tex]=\frac{9}{10} +\frac{5}{6}[/tex]

                          [tex]=\frac{27+25}{30}\\\\ =\frac{52}{30}\\\\ =\frac{26}{15}[/tex]

Therefore, sum of [tex]\frac{9}{10}[/tex] and [tex]\frac{5}{6}[/tex] is equal to [tex]\boldsymbol{\frac{26}{15}}[/tex]

Find out more information about summation here:

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Related Questions


x is a positive integer.
33 = x is a positive integer.
Work out the four possible values of x, writing your values in ascending order.

Answers

Answer:

Four possible values of x: 10, 3, 20, 31

Writing it in ascending order : 3, 10, 20, 31, 33

Step-by-step explanation:

Because x is a positive integers it means that x could be any number that goes from zero to infinity.

The possible values of x such that 33/x remains a positive integer in ascending order are 1,3,11 and 33.

What is an integer?

An integer is a whole number irrespective of the sign that the integer is all whole numbers that are going from 0 to infinite or 0 to minus infinite.

Integer ; ....-2 , -1 , 0 , 1 , 2 , .....

Given the expression, 33/x

Now positive integers are whole numbers ( 1,2,3,...)

To 33/x be the whole number and x is also a positive integer.

33/1 = 33 (1,3 Positive integer)

33/3 = 11 (3,11 Positive integer)

33/11 = 3 (11,3 Positive integer)

33/33 = 1 (33,1 Positive integer)

Hence "The possible values of x such that 33/x remains a positive integer in ascending order are 1,3,11 and 33".

To learn more about integers,

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Given question is incorrect the correct question follows ;

33 / x is a positive integer. Work out the four possible values of x, writing your values in ascending order.

00:00
Choose Yes or No to tell if each pair of expressions is equivalent..

Answers

i don’t know the first one
2. yes
3. no
4. yes
5. yes

CORRECT ME IF IM WRONG!!

What two numbers multiply to -16 and add up to 0?​

Answers

Answer:

-4 and 4

Step-by-step explanation:

Negative x Positive = Negative

-4 x 4 = -16

-4 + 4 = 0

You want to deliver a package to Japan. The FedEx delivery service charges a $10 flat fee plus $2 per pound. You can also use the USPS Priority Mail service which charges a $2 flat fee plus $4 per pound.

Answers

Umm.. what’s the question?

Write an inequality that represents the graph. Please help me.

Answers

Answer:

y > 1/2x + 2

Step-by-step explanation:

2.5(4p-16) simplified

Answers

Answer:

10p-40 = 10(p-4) this is the answer of this question

Plz help!!

What is the value of x when f(x)=20? What does this mean in context?

Answers

Answer:

It means that x = 20

Step-by-step explanation:

Simplify and write the trigonometric expression in terms of sine and cosine:
tan u + cot u = 1/f(u)

Answers

Answer:

we have the expression as;

1/sin u cos u

Step-by-step explanation:

tan u = sin u/cos u

cot u = cos u/sin u

Thus;

sin u/cos u + cos u/sin u

The lcm is sin u cos u

Thus, we have that;

(sin^2 u + cos^2 u)/sin u cos u

But ; sin^2 u + cos^2 u = 1

so we have ;

1/sin u cos u

The requested trigonometric expression in terms of sine and cosine is;

[tex]f(u) = \frac{1}{ \frac{sinu}{cosu} + \frac{cosu}{sinu} } [/tex]

Trigonometric expressions:

We must remember,

tan u = sin(u)/cos(u)

and cot u = cos(u)/sin(u).

Therefore we have;

sin(u)/cos(u) + cos(u)/sin(u) = 1/f(u)

By Cross-product; we have;

[tex]f(u) = \frac{1}{ \frac{sinu}{cosu} + \frac{cosu}{sinu} } [/tex]

Therefore, the required function, f(u) in terms of sin u and cos u is as represented above.

Read more on trigonometry;

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how to do expected frequency for chi^2 goodness fit test ​

Answers

How do you find the expected frequency in a chi square goodness of fit?
Pearson's chi-square goodness of fit test statistic is: - where Oj are observed counts, Ej are corresponding expected count and c is the number of classes for which counts/frequencies are being analysed.
...
Chi-square Goodness of Fit Test.
Value Observed frequency Expected frequency
3 29 14.96
4 8 5.61

Step-by-step explanation:

So basically you're going to start with your (expected value - observed value) squared

(O-E)²

You're then gonna divide that by your expected value that you just used

(O-E)²/E

Which expression is equal to the expression below?
(7•2)^7

Answers

option A is the right answer
Option A is the correct answer

Match each of the equations with their corresponding graph

Answers

Can’t do it if we can’t see the graph or the equations...

simplify -z + 17x ??

Answers

Answer:

Step-by-step explanation:

This expression has two terms.  They have nothing in common, so we cannot factor.  We could write it at 17x - z.  

Was there more to this problem?

para hacer un postre Carolina necesita 8 ingredientes para el segundo postre necesita 6 ingredientes de los cuáles 4 también entran en el primer postre¿cuántos ingredientes diferente necesita para hacer los dos postre ?​

Answers

Answer:

ocupa 10 ingredientes diferentes

Answer:

ocupa 10 ingredientes diferentes

True or False: An equation to find Circumference is C = πr2

Answers

Answer:

False

Step-by-step explanation:

It's actually C=πd d is diameter or C=πr^2

Answer:

True

Step-by-step explanation: Calculate circumference from area

We are given the area, and by substitution we know that 13π = πr2. We divide out the π and are left with 13 = r2. We take the square root of r to find that r = √13. We find the circumference of the circle with the formula C = 2πr.

18 arrows
3 bows
162 arrows
? bows

Answers

3 bows that’s the answer??

Question 2

Tahlia solved the equation 5 - 56 -0 by factoring.

Part A: Select the factors of ?-56

(x-7)

(+7)

(x-4)

(+14)

(X-8)

(x+8)

(x+4)

(x-14)

Answers

Answer:

The factors are: (x - 8) and (x + 7)

Step-by-step explanation:

Given

[tex]x^2 - x - 56 = 0[/tex] -- the right equation

Required

Select the factors of the equation

[tex]x^2 - x - 56 = 0[/tex]

Expand the equation

[tex]x^2 + 7x - 8x - 56 = 0[/tex]

Factorize:

[tex]x(x+7)-8(x+7) =0[/tex]

Factor out x + 7

[tex](x-8)(x+7) =0[/tex]

Hence, the factors are: (x - 8) and (x + 7)

NEED HELP ASAP PLEASE HELP PROVIDE EVIDENCE HOW IT IS CORRECT

Answers

Answer:

1204 in²

Step-by-step explanation:

To find the area of a trapezoid, use the following formula: [tex]\frac{b_{1} + b_{2} }{2} h[/tex]. First add the two bases together: 46 + 40 = 86. Now divide that by 2: 86/2 = 43. Now multiply this by the height (28): 43 x 28 = 1204. This is your area: 1204 in².

Hope it helps!

Answer:

1204

Step-by-step explanation:

1rst add the top numbers then divide it by 2. Then with the answer you have, multiply it by the height. Hope it helps! =D

please help me on this will give you brainliest!!

Answers

Answer:

The measure of angle 6 is 72.

The measure of angle 7 is 108.

Step-by-step explanation:

Corresponding angles are equal. So angle 1, 3, 5 and 7 are all equal.

If you look at angle 1 and 2, they are adjacent angles, so together they add up to 180. So if you subtract 108 from 180 you get 72... and we already established that all corresponding angles are equal, so if angle 2 is 72 degrees, we can conclude that angle 6 is as well.

Patricia has $425.82 in her checking account. How much does she have in her account after she makes a
deposit (puts money in) of $120.75 and a withdrawal (takes money out) of $185.90?

Answers

Answer:

360.67

Step-by-step explanation:

425.82+120.75-185.90=360.67

Simplify each expression by using the distributive property and combining like terms. 3 (2x - 4) - 4x

Answers

Given:

The expression is

[tex]3(2x-4)-4x[/tex]

To find:

The simplified form of the given expression by using the distributive property and combining like terms.

Solution:

We have,

[tex]3(2x-4)-4x[/tex]

Using the distributive property, we get

[tex]=3(2x)+3(-4)-4x[/tex]

[tex]=6x-12-4x[/tex]

On combining like terms, we get

[tex]=(6x-4x)-12[/tex]

[tex]=2x-12[/tex]

Therefore, the simplified form of the given expression is [tex]2x-12[/tex].

The ratio of dogs to cats in the Bark and Meow Pet Center is 4:7. If there are 35 cats staying at the Bark and Meow Pet Center, how many dogs are staying at the pet center?

Answers

Answer:

20.

Step-by-step explanation:

5x7=35

5x4=20

Step-by-step explanation:

answer:20

good work :))

Amelia's account balance is $16. If she uses her debit card to buy a $32
shirt from the mall, what will the balance of her account be?

Answers

Answer:

-$16

Step-by-step explanation:

16-32=-16

Solve for x
Pls help I need this for study guide

Answers

Answer:

your study guide can be stuck up you know where :3

NEED ASAP 7TH GRADE MATH
A scale drawing of a billboard uses the scale 4 cm :11 ft. The length of the billboard in the drawing is 15 cm. How long is the actual billboard?

Answers

Answer:

24.75 ft

Step-by-step explanation:

100 POINTS PLEASE HELP I BEG YOU ONLY ANSWER IF YOU ANSWER ALL THE QUESTIONS

Answers

a) Maximum: 10

b) Minimum: - 2

To determine the amplitude we first recognize the midline, so I will answer part d first,

d) We have our maximum as 10, and our minimum as - 2. The midline, by it's name, is a line that divides the graph in half. What we do is determine the average of 10 and - 2 => 10 - 2/2 = 8/2 = 4

Midline: y = 4

Now I will go back to part c,

c) The amplitude would be 6. We take the difference between the maximum and the midline, or the minimum and the midline.

e) Period => The difference between two respective points on the graph

=> 3π/2 - π/2 = π, Period = π

f) We know that the period = π...

2π/b = π, b = 2π/π = 2

Vertical Shift => up 4

Equation: f(x) =  6cos(2x) + 4

What is the answer to a + b =

Answers

Answer:

a + b

Step-by-step explanation:

Answer:

a+b=ab

Step-by-step explanation:

you have to combine the two variables and multiply them by phi then divide by gamma

Riley collects rainwater in a large barrel that weighs 15 pounds. When there are 8 gallons of water in the barrel, the total weight is 73.8 pounds. When there is 20 gallons of water in the barrel, the total weight is 162 pounds. Write the equation that models this situation in slope intercept form.

Answers

179 pounds

Step-by-step explanation:

yan po makatulong po yan thank you

Kayla is thinking of a 3-digit number. * It is divisible by 18. * It is a palindrome (It reads the same left-to-right as it does right-to-left, like 252 and 848). * It is one less than a multiple of 5. What is Kayla’s number?

Answers

Answer:

414

Step-by-step explanation:

414 divided by 18 is 23

414 is a palindrome

414 is one less than 5

What comes next!T,F,S,S,M

Answers

Answer:

E,D

Step-by-step explanation:

What is the product of 45.23 and 7.4?

Answers

The answer of 45.23 and 7.4 is 334
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